129997712

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{4139}}^1$

素因数の和:4311

約数の個数: 40

約数和(自身を含む): 273107520

約数和(自身を除く): 143109808

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 151, 208, 302, 604, 1208, 1963, 2416, 3926, 4139, 7852, 8278, 15704, 16556, 31408, 33112, 53807, 66224, 107614, 215228, 430456, 624989, 860912, 1249978, 2499956, 4999912, 8124857, 9999824, 16249714, 32499428, 64998856, 129997712]

約数ペア:

[(1, 129997712), (2, 64998856), (4, 32499428), (8, 16249714), (13, 9999824), (16, 8124857), (26, 4999912), (52, 2499956), (104, 1249978), (151, 860912), (208, 624989), (302, 430456), (604, 215228), (1208, 107614), (1963, 66224), (2416, 53807), (3926, 33112), (4139, 31408), (7852, 16556), (8278, 15704)]