61489870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{1429}}^1$

素因数の和:1780

約数の個数: 32

約数和(自身を含む): 119639520

約数和(自身を除く): 58149650

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 331, 662, 1429, 1655, 2858, 3310, 4303, 7145, 8606, 14290, 18577, 21515, 37154, 43030, 92885, 185770, 472999, 945998, 2364995, 4729990, 6148987, 12297974, 30744935, 61489870]

約数ペア:

[(1, 61489870), (2, 30744935), (5, 12297974), (10, 6148987), (13, 4729990), (26, 2364995), (65, 945998), (130, 472999), (331, 185770), (662, 92885), (1429, 43030), (1655, 37154), (2858, 21515), (3310, 18577), (4303, 14290), (7145, 8606)]