89458240

素因数分解:

$2^6\times 5^1\times {\mathrm{279557}}^1$

素因数の和:279574

約数の個数: 28

約数和(自身を含む): 213023196

約数和(自身を除く): 123564956

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 279557, 559114, 1118228, 1397785, 2236456, 2795570, 4472912, 5591140, 8945824, 11182280, 17891648, 22364560, 44729120, 89458240]

約数ペア:

[(1, 89458240), (2, 44729120), (4, 22364560), (5, 17891648), (8, 11182280), (10, 8945824), (16, 5591140), (20, 4472912), (32, 2795570), (40, 2236456), (64, 1397785), (80, 1118228), (160, 559114), (320, 279557)]