82479280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1117}}^1$

素因数の和:1214

約数の個数: 80

約数和(自身を含む): 209611584

約数和(自身を除く): 127132304

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 71, 80, 104, 130, 142, 208, 260, 284, 355, 520, 568, 710, 923, 1040, 1117, 1136, 1420, 1846, 2234, 2840, 3692, 4468, 4615, 5585, 5680, 7384, 8936, 9230, 11170, 14521, 14768, 17872, 18460, 22340, 29042, 36920, 44680, 58084, 72605, 73840, 79307, 89360, 116168, 145210, 158614, 232336, 290420, 317228, 396535, 580840, 634456, 793070, 1030991, 1161680, 1268912, 1586140, 2061982, 3172280, 4123964, 5154955, 6344560, 8247928, 10309910, 16495856, 20619820, 41239640, 82479280]

約数ペア:

[(1, 82479280), (2, 41239640), (4, 20619820), (5, 16495856), (8, 10309910), (10, 8247928), (13, 6344560), (16, 5154955), (20, 4123964), (26, 3172280), (40, 2061982), (52, 1586140), (65, 1268912), (71, 1161680), (80, 1030991), (104, 793070), (130, 634456), (142, 580840), (208, 396535), (260, 317228), (284, 290420), (355, 232336), (520, 158614), (568, 145210), (710, 116168), (923, 89360), (1040, 79307), (1117, 73840), (1136, 72605), (1420, 58084), (1846, 44680), (2234, 36920), (2840, 29042), (3692, 22340), (4468, 18460), (4615, 17872), (5585, 14768), (5680, 14521), (7384, 11170), (8936, 9230)]