101817920

素因数分解:

$2^6\times 5^1\times {\mathrm{318181}}^1$

素因数の和:318198

約数の個数: 28

約数和(自身を含む): 242454684

約数和(自身を除く): 140636764

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 318181, 636362, 1272724, 1590905, 2545448, 3181810, 5090896, 6363620, 10181792, 12727240, 20363584, 25454480, 50908960, 101817920]

約数ペア:

[(1, 101817920), (2, 50908960), (4, 25454480), (5, 20363584), (8, 12727240), (10, 10181792), (16, 6363620), (20, 5090896), (32, 3181810), (40, 2545448), (64, 1590905), (80, 1272724), (160, 636362), (320, 318181)]