78880916

素因数分解:

$2^2\times {\mathrm{163}}^1\times {\mathrm{337}}^1\times {\mathrm{359}}^1$

素因数の和:863

約数の個数: 24

約数和(自身を含む): 139688640

約数和(自身を除く): 60807724

約数列:

[1, 2, 4, 163, 326, 337, 359, 652, 674, 718, 1348, 1436, 54931, 58517, 109862, 117034, 120983, 219724, 234068, 241966, 483932, 19720229, 39440458, 78880916]

約数ペア:

[(1, 78880916), (2, 39440458), (4, 19720229), (163, 483932), (326, 241966), (337, 234068), (359, 219724), (652, 120983), (674, 117034), (718, 109862), (1348, 58517), (1436, 54931)]