64703870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{4943}}^1$

素因数の和:4985

約数の個数: 64

約数和(自身を含む): 153778176

約数和(自身を除く): 89074306

約数列:

[1, 2, 5, 7, 10, 11, 14, 17, 22, 34, 35, 55, 70, 77, 85, 110, 119, 154, 170, 187, 238, 374, 385, 595, 770, 935, 1190, 1309, 1870, 2618, 4943, 6545, 9886, 13090, 24715, 34601, 49430, 54373, 69202, 84031, 108746, 168062, 173005, 271865, 346010, 380611, 420155, 543730, 588217, 761222, 840310, 924341, 1176434, 1848682, 1903055, 2941085, 3806110, 4621705, 5882170, 6470387, 9243410, 12940774, 32351935, 64703870]

約数ペア:

[(1, 64703870), (2, 32351935), (5, 12940774), (7, 9243410), (10, 6470387), (11, 5882170), (14, 4621705), (17, 3806110), (22, 2941085), (34, 1903055), (35, 1848682), (55, 1176434), (70, 924341), (77, 840310), (85, 761222), (110, 588217), (119, 543730), (154, 420155), (170, 380611), (187, 346010), (238, 271865), (374, 173005), (385, 168062), (595, 108746), (770, 84031), (935, 69202), (1190, 54373), (1309, 49430), (1870, 34601), (2618, 24715), (4943, 13090), (6545, 9886)]