82427020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{4013}}^1$

素因数の和:4114

約数の個数: 48

約数和(自身を含む): 188818560

約数和(自身を除く): 106391540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 79, 130, 158, 260, 316, 395, 790, 1027, 1580, 2054, 4013, 4108, 5135, 8026, 10270, 16052, 20065, 20540, 40130, 52169, 80260, 104338, 208676, 260845, 317027, 521690, 634054, 1043380, 1268108, 1585135, 3170270, 4121351, 6340540, 8242702, 16485404, 20606755, 41213510, 82427020]

約数ペア:

[(1, 82427020), (2, 41213510), (4, 20606755), (5, 16485404), (10, 8242702), (13, 6340540), (20, 4121351), (26, 3170270), (52, 1585135), (65, 1268108), (79, 1043380), (130, 634054), (158, 521690), (260, 317027), (316, 260845), (395, 208676), (790, 104338), (1027, 80260), (1580, 52169), (2054, 40130), (4013, 20540), (4108, 20065), (5135, 16052), (8026, 10270)]