87884680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{169009}}^1$

素因数の和:169033

約数の個数: 32

約数和(自身を含む): 212952600

約数和(自身を除く): 125067920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 169009, 338018, 676036, 845045, 1352072, 1690090, 2197117, 3380180, 4394234, 6760360, 8788468, 10985585, 17576936, 21971170, 43942340, 87884680]

約数ペア:

[(1, 87884680), (2, 43942340), (4, 21971170), (5, 17576936), (8, 10985585), (10, 8788468), (13, 6760360), (20, 4394234), (26, 3380180), (40, 2197117), (52, 1690090), (65, 1352072), (104, 845045), (130, 676036), (260, 338018), (520, 169009)]