385440241520

素因数分解:

$2^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{36778649}}^1$

素因数の和:36778793

約数の個数: 40

約数和(自身を含む): 902989414800

約数和(自身を除く): 517549173280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 131, 262, 524, 655, 1048, 1310, 2096, 2620, 5240, 10480, 36778649, 73557298, 147114596, 183893245, 294229192, 367786490, 588458384, 735572980, 1471145960, 2942291920, 4818003019, 9636006038, 19272012076, 24090015095, 38544024152, 48180030190, 77088048304, 96360060380, 192720120760, 385440241520]

約数ペア:

[(1, 385440241520), (2, 192720120760), (4, 96360060380), (5, 77088048304), (8, 48180030190), (10, 38544024152), (16, 24090015095), (20, 19272012076), (40, 9636006038), (80, 4818003019), (131, 2942291920), (262, 1471145960), (524, 735572980), (655, 588458384), (1048, 367786490), (1310, 294229192), (2096, 183893245), (2620, 147114596), (5240, 73557298), (10480, 36778649)]