25245160

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{20359}}^1$

素因数の和:20401

約数の個数: 32

約数和(自身を含む): 58636800

約数和(自身を除く): 33391640

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 20359, 40718, 81436, 101795, 162872, 203590, 407180, 631129, 814360, 1262258, 2524516, 3155645, 5049032, 6311290, 12622580, 25245160]

約数ペア:

[(1, 25245160), (2, 12622580), (4, 6311290), (5, 5049032), (8, 3155645), (10, 2524516), (20, 1262258), (31, 814360), (40, 631129), (62, 407180), (124, 203590), (155, 162872), (248, 101795), (310, 81436), (620, 40718), (1240, 20359)]