64619800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{457}}^1$

素因数の和:581

約数の個数: 96

約数和(自身を含む): 173783520

約数和(自身を除く): 109163720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 101, 140, 175, 200, 202, 280, 350, 404, 457, 505, 700, 707, 808, 914, 1010, 1400, 1414, 1828, 2020, 2285, 2525, 2828, 3199, 3535, 3656, 4040, 4570, 5050, 5656, 6398, 7070, 9140, 10100, 11425, 12796, 14140, 15995, 17675, 18280, 20200, 22850, 25592, 28280, 31990, 35350, 45700, 46157, 63980, 70700, 79975, 91400, 92314, 127960, 141400, 159950, 184628, 230785, 319900, 323099, 369256, 461570, 639800, 646198, 923140, 1153925, 1292396, 1615495, 1846280, 2307850, 2584792, 3230990, 4615700, 6461980, 8077475, 9231400, 12923960, 16154950, 32309900, 64619800]

約数ペア:

[(1, 64619800), (2, 32309900), (4, 16154950), (5, 12923960), (7, 9231400), (8, 8077475), (10, 6461980), (14, 4615700), (20, 3230990), (25, 2584792), (28, 2307850), (35, 1846280), (40, 1615495), (50, 1292396), (56, 1153925), (70, 923140), (100, 646198), (101, 639800), (140, 461570), (175, 369256), (200, 323099), (202, 319900), (280, 230785), (350, 184628), (404, 159950), (457, 141400), (505, 127960), (700, 92314), (707, 91400), (808, 79975), (914, 70700), (1010, 63980), (1400, 46157), (1414, 45700), (1828, 35350), (2020, 31990), (2285, 28280), (2525, 25592), (2828, 22850), (3199, 20200), (3535, 18280), (3656, 17675), (4040, 15995), (4570, 14140), (5050, 12796), (5656, 11425), (6398, 10100), (7070, 9140)]