539295560

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1\times {\mathrm{1019}}^1$

素因数の和:1262

約数の個数: 64

約数和(自身を含む): 1235995200

約数和(自身を除く): 696699640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 131, 202, 262, 404, 505, 524, 655, 808, 1010, 1019, 1048, 1310, 2020, 2038, 2620, 4040, 4076, 5095, 5240, 8152, 10190, 13231, 20380, 26462, 40760, 52924, 66155, 102919, 105848, 132310, 133489, 205838, 264620, 266978, 411676, 514595, 529240, 533956, 667445, 823352, 1029190, 1067912, 1334890, 2058380, 2669780, 4116760, 5339560, 13482389, 26964778, 53929556, 67411945, 107859112, 134823890, 269647780, 539295560]

約数ペア:

[(1, 539295560), (2, 269647780), (4, 134823890), (5, 107859112), (8, 67411945), (10, 53929556), (20, 26964778), (40, 13482389), (101, 5339560), (131, 4116760), (202, 2669780), (262, 2058380), (404, 1334890), (505, 1067912), (524, 1029190), (655, 823352), (808, 667445), (1010, 533956), (1019, 529240), (1048, 514595), (1310, 411676), (2020, 266978), (2038, 264620), (2620, 205838), (4040, 133489), (4076, 132310), (5095, 105848), (5240, 102919), (8152, 66155), (10190, 52924), (13231, 40760), (20380, 26462)]