153795640

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{63031}}^1$

素因数の和:63103

約数の個数: 32

約数和(自身を含む): 351718560

約数和(自身を除く): 197922920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 63031, 126062, 252124, 315155, 504248, 630310, 1260620, 2521240, 3844891, 7689782, 15379564, 19224455, 30759128, 38448910, 76897820, 153795640]

約数ペア:

[(1, 153795640), (2, 76897820), (4, 38448910), (5, 30759128), (8, 19224455), (10, 15379564), (20, 7689782), (40, 3844891), (61, 2521240), (122, 1260620), (244, 630310), (305, 504248), (488, 315155), (610, 252124), (1220, 126062), (2440, 63031)]