81367696

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{227}}^1\times {\mathrm{521}}^1$

素因数の和:799

約数の個数: 40

約数和(自身を含む): 162337824

約数和(自身を除く): 80970128

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 227, 344, 454, 521, 688, 908, 1042, 1816, 2084, 3632, 4168, 8336, 9761, 19522, 22403, 39044, 44806, 78088, 89612, 118267, 156176, 179224, 236534, 358448, 473068, 946136, 1892272, 5085481, 10170962, 20341924, 40683848, 81367696]

約数ペア:

[(1, 81367696), (2, 40683848), (4, 20341924), (8, 10170962), (16, 5085481), (43, 1892272), (86, 946136), (172, 473068), (227, 358448), (344, 236534), (454, 179224), (521, 156176), (688, 118267), (908, 89612), (1042, 78088), (1816, 44806), (2084, 39044), (3632, 22403), (4168, 19522), (8336, 9761)]