487205680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{8839}}^1$

素因数の和:8918

約数の個数: 80

約数和(自身を含む): 1243045440

約数和(自身を除く): 755839760

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 53, 65, 80, 104, 106, 130, 208, 212, 260, 265, 424, 520, 530, 689, 848, 1040, 1060, 1378, 2120, 2756, 3445, 4240, 5512, 6890, 8839, 11024, 13780, 17678, 27560, 35356, 44195, 55120, 70712, 88390, 114907, 141424, 176780, 229814, 353560, 459628, 468467, 574535, 707120, 919256, 936934, 1149070, 1838512, 1873868, 2298140, 2342335, 3747736, 4596280, 4684670, 6090071, 7495472, 9192560, 9369340, 12180142, 18738680, 24360284, 30450355, 37477360, 48720568, 60900710, 97441136, 121801420, 243602840, 487205680]

約数ペア:

[(1, 487205680), (2, 243602840), (4, 121801420), (5, 97441136), (8, 60900710), (10, 48720568), (13, 37477360), (16, 30450355), (20, 24360284), (26, 18738680), (40, 12180142), (52, 9369340), (53, 9192560), (65, 7495472), (80, 6090071), (104, 4684670), (106, 4596280), (130, 3747736), (208, 2342335), (212, 2298140), (260, 1873868), (265, 1838512), (424, 1149070), (520, 936934), (530, 919256), (689, 707120), (848, 574535), (1040, 468467), (1060, 459628), (1378, 353560), (2120, 229814), (2756, 176780), (3445, 141424), (4240, 114907), (5512, 88390), (6890, 70712), (8839, 55120), (11024, 44195), (13780, 35356), (17678, 27560)]