201067640

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{63629}}^1$

素因数の和:63719

約数の個数: 32

約数和(自身を含む): 458136000

約数和(自身を除く): 257068360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 63629, 127258, 254516, 318145, 509032, 636290, 1272580, 2545160, 5026691, 10053382, 20106764, 25133455, 40213528, 50266910, 100533820, 201067640]

約数ペア:

[(1, 201067640), (2, 100533820), (4, 50266910), (5, 40213528), (8, 25133455), (10, 20106764), (20, 10053382), (40, 5026691), (79, 2545160), (158, 1272580), (316, 636290), (395, 509032), (632, 318145), (790, 254516), (1580, 127258), (3160, 63629)]