9107810900

素因数分解:

$2^2\times 5^2\times {\mathrm{229}}^1\times {\mathrm{397721}}^1$

素因数の和:397964

約数の個数: 36

約数和(自身を含む): 19850305020

約数和(自身を除く): 10742494120

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 229, 458, 916, 1145, 2290, 4580, 5725, 11450, 22900, 397721, 795442, 1590884, 1988605, 3977210, 7954420, 9943025, 19886050, 39772100, 91078109, 182156218, 364312436, 455390545, 910781090, 1821562180, 2276952725, 4553905450, 9107810900]

約数ペア:

[(1, 9107810900), (2, 4553905450), (4, 2276952725), (5, 1821562180), (10, 910781090), (20, 455390545), (25, 364312436), (50, 182156218), (100, 91078109), (229, 39772100), (458, 19886050), (916, 9943025), (1145, 7954420), (2290, 3977210), (4580, 1988605), (5725, 1590884), (11450, 795442), (22900, 397721)]