1289451070

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{1993}}^1$

素因数の和:2149

約数の個数: 64

約数和(自身を含む): 2532539520

約数和(自身を除く): 1243088450

約数列:

[1, 2, 5, 10, 23, 29, 46, 58, 97, 115, 145, 194, 230, 290, 485, 667, 970, 1334, 1993, 2231, 2813, 3335, 3986, 4462, 5626, 6670, 9965, 11155, 14065, 19930, 22310, 28130, 45839, 57797, 64699, 91678, 115594, 129398, 193321, 229195, 288985, 323495, 386642, 458390, 577970, 646990, 966605, 1329331, 1933210, 2658662, 4446383, 5606309, 6646655, 8892766, 11212618, 13293310, 22231915, 28031545, 44463830, 56063090, 128945107, 257890214, 644725535, 1289451070]

約数ペア:

[(1, 1289451070), (2, 644725535), (5, 257890214), (10, 128945107), (23, 56063090), (29, 44463830), (46, 28031545), (58, 22231915), (97, 13293310), (115, 11212618), (145, 8892766), (194, 6646655), (230, 5606309), (290, 4446383), (485, 2658662), (667, 1933210), (970, 1329331), (1334, 966605), (1993, 646990), (2231, 577970), (2813, 458390), (3335, 386642), (3986, 323495), (4462, 288985), (5626, 229195), (6670, 193321), (9965, 129398), (11155, 115594), (14065, 91678), (19930, 64699), (22310, 57797), (28130, 45839)]