645347409410

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{739}}^1\times {\mathrm{44351}}^1$

素因数の和:45287

約数の個数: 64

約数和(自身を含む): 1276060262400

約数和(自身を除く): 630712852990

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 179, 358, 739, 895, 1478, 1790, 1969, 3695, 3938, 7390, 8129, 9845, 16258, 19690, 40645, 44351, 81290, 88702, 132281, 221755, 264562, 443510, 487861, 661405, 975722, 1322810, 1455091, 2439305, 2910182, 4878610, 7275455, 7938829, 14550910, 15877658, 32775389, 39694145, 65550778, 79388290, 87327119, 163876945, 174654238, 327753890, 360529279, 436635595, 721058558, 873271190, 1802646395, 3605292790, 5866794631, 11733589262, 29333973155, 58667946310, 64534740941, 129069481882, 322673704705, 645347409410]

約数ペア:

[(1, 645347409410), (2, 322673704705), (5, 129069481882), (10, 64534740941), (11, 58667946310), (22, 29333973155), (55, 11733589262), (110, 5866794631), (179, 3605292790), (358, 1802646395), (739, 873271190), (895, 721058558), (1478, 436635595), (1790, 360529279), (1969, 327753890), (3695, 174654238), (3938, 163876945), (7390, 87327119), (8129, 79388290), (9845, 65550778), (16258, 39694145), (19690, 32775389), (40645, 15877658), (44351, 14550910), (81290, 7938829), (88702, 7275455), (132281, 4878610), (221755, 2910182), (264562, 2439305), (443510, 1455091), (487861, 1322810), (661405, 975722)]