20432840825

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{1531}}^1\times {\mathrm{28097}}^1$

素因数の和:29657

約数の個数: 24

約数和(自身を含む): 26688604320

約数和(自身を除く): 6255763495

約数列:

[1, 5, 19, 25, 95, 475, 1531, 7655, 28097, 29089, 38275, 140485, 145445, 533843, 702425, 727225, 2669215, 13346075, 43016507, 215082535, 817313633, 1075412675, 4086568165, 20432840825]

約数ペア:

[(1, 20432840825), (5, 4086568165), (19, 1075412675), (25, 817313633), (95, 215082535), (475, 43016507), (1531, 13346075), (7655, 2669215), (28097, 727225), (29089, 702425), (38275, 533843), (140485, 145445)]