25096420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{331}}^1$

素因数の和:580

約数の個数: 48

約数和(自身を含む): 56222208

約数和(自身を除く): 31125788

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 223, 331, 340, 446, 662, 892, 1115, 1324, 1655, 2230, 3310, 3791, 4460, 5627, 6620, 7582, 11254, 15164, 18955, 22508, 28135, 37910, 56270, 73813, 75820, 112540, 147626, 295252, 369065, 738130, 1254821, 1476260, 2509642, 5019284, 6274105, 12548210, 25096420]

約数ペア:

[(1, 25096420), (2, 12548210), (4, 6274105), (5, 5019284), (10, 2509642), (17, 1476260), (20, 1254821), (34, 738130), (68, 369065), (85, 295252), (170, 147626), (223, 112540), (331, 75820), (340, 73813), (446, 56270), (662, 37910), (892, 28135), (1115, 22508), (1324, 18955), (1655, 15164), (2230, 11254), (3310, 7582), (3791, 6620), (4460, 5627)]