13141520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{757}}^1$

素因数の和:808

約数の個数: 80

約数和(自身を含む): 36092928

約数和(自身を除く): 22951408

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 757, 868, 1085, 1240, 1514, 1736, 2170, 2480, 3028, 3472, 3785, 4340, 5299, 6056, 7570, 8680, 10598, 12112, 15140, 17360, 21196, 23467, 26495, 30280, 42392, 46934, 52990, 60560, 84784, 93868, 105980, 117335, 164269, 187736, 211960, 234670, 328538, 375472, 423920, 469340, 657076, 821345, 938680, 1314152, 1642690, 1877360, 2628304, 3285380, 6570760, 13141520]

約数ペア:

[(1, 13141520), (2, 6570760), (4, 3285380), (5, 2628304), (7, 1877360), (8, 1642690), (10, 1314152), (14, 938680), (16, 821345), (20, 657076), (28, 469340), (31, 423920), (35, 375472), (40, 328538), (56, 234670), (62, 211960), (70, 187736), (80, 164269), (112, 117335), (124, 105980), (140, 93868), (155, 84784), (217, 60560), (248, 52990), (280, 46934), (310, 42392), (434, 30280), (496, 26495), (560, 23467), (620, 21196), (757, 17360), (868, 15140), (1085, 12112), (1240, 10598), (1514, 8680), (1736, 7570), (2170, 6056), (2480, 5299), (3028, 4340), (3472, 3785)]