80033320

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:183

約数の個数: 128

約数和(自身を含む): 202752000

約数和(自身を除く): 122718680

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 31, 38, 40, 43, 62, 76, 79, 86, 95, 124, 152, 155, 158, 172, 190, 215, 248, 310, 316, 344, 380, 395, 430, 589, 620, 632, 760, 790, 817, 860, 1178, 1240, 1333, 1501, 1580, 1634, 1720, 2356, 2449, 2666, 2945, 3002, 3160, 3268, 3397, 4085, 4712, 4898, 5332, 5890, 6004, 6536, 6665, 6794, 7505, 8170, 9796, 10664, 11780, 12008, 12245, 13330, 13588, 15010, 16340, 16985, 19592, 23560, 24490, 25327, 26660, 27176, 30020, 32680, 33970, 46531, 48980, 50654, 53320, 60040, 64543, 67940, 93062, 97960, 101308, 105307, 126635, 129086, 135880, 186124, 202616, 210614, 232655, 253270, 258172, 322715, 372248, 421228, 465310, 506540, 516344, 526535, 645430, 842456, 930620, 1013080, 1053070, 1290860, 1861240, 2000833, 2106140, 2581720, 4001666, 4212280, 8003332, 10004165, 16006664, 20008330, 40016660, 80033320]

約数ペア:

[(1, 80033320), (2, 40016660), (4, 20008330), (5, 16006664), (8, 10004165), (10, 8003332), (19, 4212280), (20, 4001666), (31, 2581720), (38, 2106140), (40, 2000833), (43, 1861240), (62, 1290860), (76, 1053070), (79, 1013080), (86, 930620), (95, 842456), (124, 645430), (152, 526535), (155, 516344), (158, 506540), (172, 465310), (190, 421228), (215, 372248), (248, 322715), (310, 258172), (316, 253270), (344, 232655), (380, 210614), (395, 202616), (430, 186124), (589, 135880), (620, 129086), (632, 126635), (760, 105307), (790, 101308), (817, 97960), (860, 93062), (1178, 67940), (1240, 64543), (1333, 60040), (1501, 53320), (1580, 50654), (1634, 48980), (1720, 46531), (2356, 33970), (2449, 32680), (2666, 30020), (2945, 27176), (3002, 26660), (3160, 25327), (3268, 24490), (3397, 23560), (4085, 19592), (4712, 16985), (4898, 16340), (5332, 15010), (5890, 13588), (6004, 13330), (6536, 12245), (6665, 12008), (6794, 11780), (7505, 10664), (8170, 9796)]