641520064

素因数分解:

$2^6\times {\mathrm{10023751}}^1$

素因数の和:10023763

約数の個数: 14

約数和(自身を含む): 1273016504

約数和(自身を除く): 631496440

約数列:

[1, 2, 4, 8, 16, 32, 64, 10023751, 20047502, 40095004, 80190008, 160380016, 320760032, 641520064]

約数ペア:

[(1, 641520064), (2, 320760032), (4, 160380016), (8, 80190008), (16, 40095004), (32, 20047502), (64, 10023751)]