129847240

素因数分解:

$2^3\times 5^1\times {\mathrm{797}}^1\times {\mathrm{4073}}^1$

素因数の和:4881

約数の個数: 32

約数和(自身を含む): 292594680

約数和(自身を除く): 162747440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 797, 1594, 3188, 3985, 4073, 6376, 7970, 8146, 15940, 16292, 20365, 31880, 32584, 40730, 81460, 162920, 3246181, 6492362, 12984724, 16230905, 25969448, 32461810, 64923620, 129847240]

約数ペア:

[(1, 129847240), (2, 64923620), (4, 32461810), (5, 25969448), (8, 16230905), (10, 12984724), (20, 6492362), (40, 3246181), (797, 162920), (1594, 81460), (3188, 40730), (3985, 32584), (4073, 31880), (6376, 20365), (7970, 16292), (8146, 15940)]