64249220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{4289}}^1$

素因数の和:4412

約数の個数: 48

約数和(自身を含む): 155675520

約数和(自身を除く): 91426300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 107, 140, 214, 428, 535, 749, 1070, 1498, 2140, 2996, 3745, 4289, 7490, 8578, 14980, 17156, 21445, 30023, 42890, 60046, 85780, 120092, 150115, 300230, 458923, 600460, 917846, 1835692, 2294615, 3212461, 4589230, 6424922, 9178460, 12849844, 16062305, 32124610, 64249220]

約数ペア:

[(1, 64249220), (2, 32124610), (4, 16062305), (5, 12849844), (7, 9178460), (10, 6424922), (14, 4589230), (20, 3212461), (28, 2294615), (35, 1835692), (70, 917846), (107, 600460), (140, 458923), (214, 300230), (428, 150115), (535, 120092), (749, 85780), (1070, 60046), (1498, 42890), (2140, 30023), (2996, 21445), (3745, 17156), (4289, 14980), (7490, 8578)]