71989540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{283}}^1$

素因数の和:401

約数の個数: 96

約数和(自身を含む): 183214080

約数和(自身を除く): 111224540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 79, 92, 115, 140, 158, 161, 230, 283, 316, 322, 395, 460, 553, 566, 644, 790, 805, 1106, 1132, 1415, 1580, 1610, 1817, 1981, 2212, 2765, 2830, 3220, 3634, 3962, 5530, 5660, 6509, 7268, 7924, 9085, 9905, 11060, 12719, 13018, 18170, 19810, 22357, 25438, 26036, 32545, 36340, 39620, 44714, 45563, 50876, 63595, 65090, 89428, 91126, 111785, 127190, 130180, 156499, 182252, 223570, 227815, 254380, 312998, 447140, 455630, 514211, 625996, 782495, 911260, 1028422, 1564990, 2056844, 2571055, 3129980, 3599477, 5142110, 7198954, 10284220, 14397908, 17997385, 35994770, 71989540]

約数ペア:

[(1, 71989540), (2, 35994770), (4, 17997385), (5, 14397908), (7, 10284220), (10, 7198954), (14, 5142110), (20, 3599477), (23, 3129980), (28, 2571055), (35, 2056844), (46, 1564990), (70, 1028422), (79, 911260), (92, 782495), (115, 625996), (140, 514211), (158, 455630), (161, 447140), (230, 312998), (283, 254380), (316, 227815), (322, 223570), (395, 182252), (460, 156499), (553, 130180), (566, 127190), (644, 111785), (790, 91126), (805, 89428), (1106, 65090), (1132, 63595), (1415, 50876), (1580, 45563), (1610, 44714), (1817, 39620), (1981, 36340), (2212, 32545), (2765, 26036), (2830, 25438), (3220, 22357), (3634, 19810), (3962, 18170), (5530, 13018), (5660, 12719), (6509, 11060), (7268, 9905), (7924, 9085)]