86957240

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{13337}}^1$

素因数の和:13511

約数の個数: 32

約数和(自身を含む): 196868880

約数和(自身を除く): 109911640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 652, 815, 1304, 1630, 3260, 6520, 13337, 26674, 53348, 66685, 106696, 133370, 266740, 533480, 2173931, 4347862, 8695724, 10869655, 17391448, 21739310, 43478620, 86957240]

約数ペア:

[(1, 86957240), (2, 43478620), (4, 21739310), (5, 17391448), (8, 10869655), (10, 8695724), (20, 4347862), (40, 2173931), (163, 533480), (326, 266740), (652, 133370), (815, 106696), (1304, 66685), (1630, 53348), (3260, 26674), (6520, 13337)]