68860760

素因数分解:

$2^3\times 5^1\times {\mathrm{457}}^1\times {\mathrm{3767}}^1$

素因数の和:4235

約数の個数: 32

約数和(自身を含む): 155316960

約数和(自身を除く): 86456200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 457, 914, 1828, 2285, 3656, 3767, 4570, 7534, 9140, 15068, 18280, 18835, 30136, 37670, 75340, 150680, 1721519, 3443038, 6886076, 8607595, 13772152, 17215190, 34430380, 68860760]

約数ペア:

[(1, 68860760), (2, 34430380), (4, 17215190), (5, 13772152), (8, 8607595), (10, 6886076), (20, 3443038), (40, 1721519), (457, 150680), (914, 75340), (1828, 37670), (2285, 30136), (3656, 18835), (3767, 18280), (4570, 15068), (7534, 9140)]