63399740

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1\times {\mathrm{331}}^1$

素因数の和:558

約数の個数: 48

約数和(自身を含む): 136595424

約数和(自身を除く): 73195684

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 157, 244, 305, 314, 331, 610, 628, 662, 785, 1220, 1324, 1570, 1655, 3140, 3310, 6620, 9577, 19154, 20191, 38308, 40382, 47885, 51967, 80764, 95770, 100955, 103934, 191540, 201910, 207868, 259835, 403820, 519670, 1039340, 3169987, 6339974, 12679948, 15849935, 31699870, 63399740]

約数ペア:

[(1, 63399740), (2, 31699870), (4, 15849935), (5, 12679948), (10, 6339974), (20, 3169987), (61, 1039340), (122, 519670), (157, 403820), (244, 259835), (305, 207868), (314, 201910), (331, 191540), (610, 103934), (628, 100955), (662, 95770), (785, 80764), (1220, 51967), (1324, 47885), (1570, 40382), (1655, 38308), (3140, 20191), (3310, 19154), (6620, 9577)]