72964640

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{65147}}^1$

素因数の和:65169

約数の個数: 48

約数和(自身を含む): 197007552

約数和(自身を除く): 124042912

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 65147, 130294, 260588, 325735, 456029, 521176, 651470, 912058, 1042352, 1302940, 1824116, 2084704, 2280145, 2605880, 3648232, 4560290, 5211760, 7296464, 9120580, 10423520, 14592928, 18241160, 36482320, 72964640]

約数ペア:

[(1, 72964640), (2, 36482320), (4, 18241160), (5, 14592928), (7, 10423520), (8, 9120580), (10, 7296464), (14, 5211760), (16, 4560290), (20, 3648232), (28, 2605880), (32, 2280145), (35, 2084704), (40, 1824116), (56, 1302940), (70, 1042352), (80, 912058), (112, 651470), (140, 521176), (160, 456029), (224, 325735), (280, 260588), (560, 130294), (1120, 65147)]