86639480

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{1237}}^1$

素因数の和:1368

約数の個数: 64

約数和(自身を含む): 208578240

約数和(自身を除く): 121938760

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 103, 136, 170, 206, 340, 412, 515, 680, 824, 1030, 1237, 1751, 2060, 2474, 3502, 4120, 4948, 6185, 7004, 8755, 9896, 12370, 14008, 17510, 21029, 24740, 35020, 42058, 49480, 70040, 84116, 105145, 127411, 168232, 210290, 254822, 420580, 509644, 637055, 841160, 1019288, 1274110, 2165987, 2548220, 4331974, 5096440, 8663948, 10829935, 17327896, 21659870, 43319740, 86639480]

約数ペア:

[(1, 86639480), (2, 43319740), (4, 21659870), (5, 17327896), (8, 10829935), (10, 8663948), (17, 5096440), (20, 4331974), (34, 2548220), (40, 2165987), (68, 1274110), (85, 1019288), (103, 841160), (136, 637055), (170, 509644), (206, 420580), (340, 254822), (412, 210290), (515, 168232), (680, 127411), (824, 105145), (1030, 84116), (1237, 70040), (1751, 49480), (2060, 42058), (2474, 35020), (3502, 24740), (4120, 21029), (4948, 17510), (6185, 14008), (7004, 12370), (8755, 9896)]