68694704

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{1481}}^1$

素因数の和:1725

約数の個数: 40

約数和(自身を含む): 144074112

約数和(自身を除く): 75379408

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 223, 446, 892, 1481, 1784, 2899, 2962, 3568, 5798, 5924, 11596, 11848, 19253, 23192, 23696, 38506, 46384, 77012, 154024, 308048, 330263, 660526, 1321052, 2642104, 4293419, 5284208, 8586838, 17173676, 34347352, 68694704]

約数ペア:

[(1, 68694704), (2, 34347352), (4, 17173676), (8, 8586838), (13, 5284208), (16, 4293419), (26, 2642104), (52, 1321052), (104, 660526), (208, 330263), (223, 308048), (446, 154024), (892, 77012), (1481, 46384), (1784, 38506), (2899, 23696), (2962, 23192), (3568, 19253), (5798, 11848), (5924, 11596)]