15278315815

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1\times {\mathrm{1609}}^1$

素因数の和:1880

約数の個数: 64

約数和(自身を含む): 22442112000

約数和(自身を除く): 7163796185

約数列:

[1, 5, 7, 19, 35, 95, 109, 131, 133, 545, 655, 665, 763, 917, 1609, 2071, 2489, 3815, 4585, 8045, 10355, 11263, 12445, 14279, 14497, 17423, 30571, 56315, 71395, 72485, 87115, 99953, 152855, 175381, 210779, 213997, 271301, 499765, 876905, 1053895, 1069985, 1227667, 1356505, 1475453, 1899107, 3332239, 4004801, 6138335, 7377265, 9495535, 16661195, 20024005, 22974911, 23325673, 28033607, 114874555, 116628365, 140168035, 160824377, 436523309, 804121885, 2182616545, 3055663163, 15278315815]

約数ペア:

[(1, 15278315815), (5, 3055663163), (7, 2182616545), (19, 804121885), (35, 436523309), (95, 160824377), (109, 140168035), (131, 116628365), (133, 114874555), (545, 28033607), (655, 23325673), (665, 22974911), (763, 20024005), (917, 16661195), (1609, 9495535), (2071, 7377265), (2489, 6138335), (3815, 4004801), (4585, 3332239), (8045, 1899107), (10355, 1475453), (11263, 1356505), (12445, 1227667), (14279, 1069985), (14497, 1053895), (17423, 876905), (30571, 499765), (56315, 271301), (71395, 213997), (72485, 210779), (87115, 175381), (99953, 152855)]