87021970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{523}}^1\times {\mathrm{2377}}^1$

素因数の和:2914

約数の個数: 32

約数和(自身を含む): 179434368

約数和(自身を除く): 92412398

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 523, 1046, 2377, 2615, 3661, 4754, 5230, 7322, 11885, 16639, 18305, 23770, 33278, 36610, 83195, 166390, 1243171, 2486342, 6215855, 8702197, 12431710, 17404394, 43510985, 87021970]

約数ペア:

[(1, 87021970), (2, 43510985), (5, 17404394), (7, 12431710), (10, 8702197), (14, 6215855), (35, 2486342), (70, 1243171), (523, 166390), (1046, 83195), (2377, 36610), (2615, 33278), (3661, 23770), (4754, 18305), (5230, 16639), (7322, 11885)]