65789020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{15739}}^1$

素因数の和:15778

約数の個数: 48

約数和(自身を含む): 158659200

約数和(自身を除く): 92870180

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 4180, 15739, 31478, 62956, 78695, 157390, 173129, 299041, 314780, 346258, 598082, 692516, 865645, 1196164, 1495205, 1731290, 2990410, 3289451, 3462580, 5980820, 6578902, 13157804, 16447255, 32894510, 65789020]

約数ペア:

[(1, 65789020), (2, 32894510), (4, 16447255), (5, 13157804), (10, 6578902), (11, 5980820), (19, 3462580), (20, 3289451), (22, 2990410), (38, 1731290), (44, 1495205), (55, 1196164), (76, 865645), (95, 692516), (110, 598082), (190, 346258), (209, 314780), (220, 299041), (380, 173129), (418, 157390), (836, 78695), (1045, 62956), (2090, 31478), (4180, 15739)]