61880780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^2\times {\mathrm{283}}^1$

素因数の和:363

約数の個数: 72

約数和(自身を含む): 145450032

約数和(自身を除く): 83569252

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 116, 130, 145, 260, 283, 290, 377, 566, 580, 754, 841, 1132, 1415, 1508, 1682, 1885, 2830, 3364, 3679, 3770, 4205, 5660, 7358, 7540, 8207, 8410, 10933, 14716, 16414, 16820, 18395, 21866, 32828, 36790, 41035, 43732, 54665, 73580, 82070, 106691, 109330, 164140, 213382, 218660, 238003, 426764, 476006, 533455, 952012, 1066910, 1190015, 2133820, 2380030, 3094039, 4760060, 6188078, 12376156, 15470195, 30940390, 61880780]

約数ペア:

[(1, 61880780), (2, 30940390), (4, 15470195), (5, 12376156), (10, 6188078), (13, 4760060), (20, 3094039), (26, 2380030), (29, 2133820), (52, 1190015), (58, 1066910), (65, 952012), (116, 533455), (130, 476006), (145, 426764), (260, 238003), (283, 218660), (290, 213382), (377, 164140), (566, 109330), (580, 106691), (754, 82070), (841, 73580), (1132, 54665), (1415, 43732), (1508, 41035), (1682, 36790), (1885, 32828), (2830, 21866), (3364, 18395), (3679, 16820), (3770, 16414), (4205, 14716), (5660, 10933), (7358, 8410), (7540, 8207)]