78129008

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{287239}}^1$

素因数の和:287264

約数の個数: 20

約数和(自身を含む): 160279920

約数和(自身を除く): 82150912

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 287239, 574478, 1148956, 2297912, 4595824, 4883063, 9766126, 19532252, 39064504, 78129008]

約数ペア:

[(1, 78129008), (2, 39064504), (4, 19532252), (8, 9766126), (16, 4883063), (17, 4595824), (34, 2297912), (68, 1148956), (136, 574478), (272, 287239)]