129385712

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{97429}}^1$

素因数の和:97520

約数の個数: 20

約数和(自身を含む): 253707720

約数和(自身を除く): 124322008

約数列:

[1, 2, 4, 8, 16, 83, 166, 332, 664, 1328, 97429, 194858, 389716, 779432, 1558864, 8086607, 16173214, 32346428, 64692856, 129385712]

約数ペア:

[(1, 129385712), (2, 64692856), (4, 32346428), (8, 16173214), (16, 8086607), (83, 1558864), (166, 779432), (332, 389716), (664, 194858), (1328, 97429)]