80848040

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1$

素因数の和:224

約数の個数: 192

約数和(自身を含む): 241315200

約数和(自身を除く): 160467160

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 19, 20, 26, 28, 35, 38, 40, 49, 52, 56, 65, 70, 76, 91, 95, 98, 104, 130, 133, 140, 152, 167, 182, 190, 196, 245, 247, 260, 266, 280, 334, 364, 380, 392, 455, 490, 494, 520, 532, 637, 665, 668, 728, 760, 835, 910, 931, 980, 988, 1064, 1169, 1235, 1274, 1330, 1336, 1670, 1729, 1820, 1862, 1960, 1976, 2171, 2338, 2470, 2548, 2660, 3173, 3185, 3340, 3458, 3640, 3724, 4342, 4655, 4676, 4940, 5096, 5320, 5845, 6346, 6370, 6680, 6916, 7448, 8183, 8645, 8684, 9310, 9352, 9880, 10855, 11690, 12103, 12692, 12740, 13832, 15197, 15865, 16366, 17290, 17368, 18620, 21710, 22211, 23380, 24206, 25384, 25480, 30394, 31730, 32732, 34580, 37240, 40915, 41249, 43420, 44422, 46760, 48412, 60515, 60788, 63460, 65464, 69160, 75985, 81830, 82498, 86840, 88844, 96824, 106379, 111055, 121030, 121576, 126920, 151970, 155477, 163660, 164996, 177688, 206245, 212758, 222110, 242060, 288743, 303940, 310954, 327320, 329992, 412490, 425516, 444220, 484120, 531895, 577486, 607880, 621908, 777385, 824980, 851032, 888440, 1063790, 1154972, 1243816, 1443715, 1554770, 1649960, 2021201, 2127580, 2309944, 2887430, 3109540, 4042402, 4255160, 5774860, 6219080, 8084804, 10106005, 11549720, 16169608, 20212010, 40424020, 80848040]

約数ペア:

[(1, 80848040), (2, 40424020), (4, 20212010), (5, 16169608), (7, 11549720), (8, 10106005), (10, 8084804), (13, 6219080), (14, 5774860), (19, 4255160), (20, 4042402), (26, 3109540), (28, 2887430), (35, 2309944), (38, 2127580), (40, 2021201), (49, 1649960), (52, 1554770), (56, 1443715), (65, 1243816), (70, 1154972), (76, 1063790), (91, 888440), (95, 851032), (98, 824980), (104, 777385), (130, 621908), (133, 607880), (140, 577486), (152, 531895), (167, 484120), (182, 444220), (190, 425516), (196, 412490), (245, 329992), (247, 327320), (260, 310954), (266, 303940), (280, 288743), (334, 242060), (364, 222110), (380, 212758), (392, 206245), (455, 177688), (490, 164996), (494, 163660), (520, 155477), (532, 151970), (637, 126920), (665, 121576), (668, 121030), (728, 111055), (760, 106379), (835, 96824), (910, 88844), (931, 86840), (980, 82498), (988, 81830), (1064, 75985), (1169, 69160), (1235, 65464), (1274, 63460), (1330, 60788), (1336, 60515), (1670, 48412), (1729, 46760), (1820, 44422), (1862, 43420), (1960, 41249), (1976, 40915), (2171, 37240), (2338, 34580), (2470, 32732), (2548, 31730), (2660, 30394), (3173, 25480), (3185, 25384), (3340, 24206), (3458, 23380), (3640, 22211), (3724, 21710), (4342, 18620), (4655, 17368), (4676, 17290), (4940, 16366), (5096, 15865), (5320, 15197), (5845, 13832), (6346, 12740), (6370, 12692), (6680, 12103), (6916, 11690), (7448, 10855), (8183, 9880), (8645, 9352), (8684, 9310)]