147684520

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{22651}}^1$

素因数の和:22825

約数の個数: 32

約数和(自身を含む): 334343520

約数和(自身を除く): 186659000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 652, 815, 1304, 1630, 3260, 6520, 22651, 45302, 90604, 113255, 181208, 226510, 453020, 906040, 3692113, 7384226, 14768452, 18460565, 29536904, 36921130, 73842260, 147684520]

約数ペア:

[(1, 147684520), (2, 73842260), (4, 36921130), (5, 29536904), (8, 18460565), (10, 14768452), (20, 7384226), (40, 3692113), (163, 906040), (326, 453020), (652, 226510), (815, 181208), (1304, 113255), (1630, 90604), (3260, 45302), (6520, 22651)]