64197250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{19753}}^1$

素因数の和:19783

約数の個数: 32

約数和(自身を含む): 129428208

約数和(自身を除く): 65230958

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 650, 1625, 3250, 19753, 39506, 98765, 197530, 256789, 493825, 513578, 987650, 1283945, 2469125, 2567890, 4938250, 6419725, 12839450, 32098625, 64197250]

約数ペア:

[(1, 64197250), (2, 32098625), (5, 12839450), (10, 6419725), (13, 4938250), (25, 2567890), (26, 2469125), (50, 1283945), (65, 987650), (125, 513578), (130, 493825), (250, 256789), (325, 197530), (650, 98765), (1625, 39506), (3250, 19753)]