68049790

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{149}}^1\times {\mathrm{419}}^1$

素因数の和:684

約数の個数: 32

約数和(自身を含む): 124740000

約数和(自身を除く): 56690210

約数列:

[1, 2, 5, 10, 109, 149, 218, 298, 419, 545, 745, 838, 1090, 1490, 2095, 4190, 16241, 32482, 45671, 62431, 81205, 91342, 124862, 162410, 228355, 312155, 456710, 624310, 6804979, 13609958, 34024895, 68049790]

約数ペア:

[(1, 68049790), (2, 34024895), (5, 13609958), (10, 6804979), (109, 624310), (149, 456710), (218, 312155), (298, 228355), (419, 162410), (545, 124862), (745, 91342), (838, 81205), (1090, 62431), (1490, 45671), (2095, 32482), (4190, 16241)]