2500002020880

素因数分解:

$2^4\times 3^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{45587}}^1$

素因数の和:45666

約数の個数: 960

約数和(自身を含む): 11061979987968

約数和(自身を除く): 8561977967088

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 27, 28, 30, 31, 35, 36, 39, 40, 42, 45, 48, 52, 54, 56, 60, 62, 63, 65, 70, 72, 78, 80, 81, 84, 90, 91, 93, 104, 105, 108, 112, 117, 120, 124, 126, 130, 135, 140, 144, 155, 156, 162, 168, 180, 182, 186, 189, 195, 208, 210, 216, 217, 234, 240, 243, 248, 252, 260, 270, 273, 279, 280, 310, 312, 315, 324, 336, 351, 360, 364, 372, 378, 390, 403, 405, 420, 432, 434, 455, 465, 468, 486, 496, 504, 520, 540, 546, 558, 560, 567, 585, 620, 624, 630, 648, 651, 702, 720, 728, 744, 756, 780, 806, 810, 819, 837, 840, 868, 910, 930, 936, 945, 972, 1008, 1040, 1053, 1080, 1085, 1092, 1116, 1134, 1170, 1209, 1215, 1240, 1260, 1296, 1302, 1365, 1395, 1404, 1456, 1488, 1512, 1560, 1612, 1620, 1638, 1674, 1680, 1701, 1736, 1755, 1820, 1860, 1872, 1890, 1944, 1953, 2015, 2106, 2160, 2170, 2184, 2232, 2268, 2340, 2418, 2430, 2457, 2480, 2511, 2520, 2604, 2730, 2790, 2808, 2821, 2835, 3024, 3120, 3159, 3224, 3240, 3255, 3276, 3348, 3402, 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24616980, 24890502, 25437546, 25528720, 25847829, 26668395, 27420120, 28263940, 28446288, 28719810, 29540376, 29677137, 32002074, 32822640, 33187336, 33916728, 34463772, 35557860, 36743122, 36925470, 37335753, 38156319, 38293080, 39569516, 41484170, 42395910, 42669432, 43079715, 44310564, 45951696, 47410480, 48003111, 49233960, 49461895, 49781004, 50875092, 51695658, 53336790, 54840240, 55114683, 55388205, 56527880, 57439620, 59080752, 59354274, 62226255, 63593865, 64004148, 66374672, 67833456, 68927544, 71115720, 73486244, 73850940, 74671506, 76312638, 76586160, 77543487, 79139032, 80005185, 82968340, 84791820, 85338864, 86159430, 88621128, 89031411, 91857805, 96006222, 98467920, 98923790, 99562008, 101750184, 103391316, 106673580, 110229366, 110776410, 112007259, 113055760, 114468957, 114879240, 118708548, 124452510, 127187730, 128008296, 128600927, 129239145, 137855088, 142231440, 144009333, 146972488, 147701880, 148385685, 149343012, 152625276, 155086974, 158278064, 160010370, 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約数ペア:

[(1, 2500002020880), (2, 1250001010440), (3, 833334006960), (4, 625000505220), (5, 500000404176), (6, 416667003480), (7, 357143145840), (8, 312500252610), (9, 277778002320), (10, 250000202088), (12, 208333501740), (13, 192307847760), (14, 178571572920), (15, 166666801392), (16, 156250126305), (18, 138889001160), (20, 125000101044), (21, 119047715280), (24, 104166750870), (26, 96153923880), (27, 92592667440), (28, 89285786460), (30, 83333400696), (31, 80645226480), (35, 71428629168), (36, 69444500580), (39, 64102615920), (40, 62500050522), (42, 59523857640), (45, 55555600464), (48, 52083375435), (52, 48076961940), (54, 46296333720), (56, 44642893230), (60, 41666700348), (62, 40322613240), (63, 39682571760), (65, 38461569552), (70, 35714314584), (72, 34722250290), (78, 32051307960), (80, 31250025261), (81, 30864222480), (84, 29761928820), (90, 27777800232), (91, 27472549680), (93, 26881742160), (104, 24038480970), (105, 23809543056), (108, 23148166860), (112, 22321446615), (117, 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