13376260400

素因数分解:

$2^4\times 5^2\times {\mathrm{661}}^1\times {\mathrm{50591}}^1$

素因数の和:51270

約数の個数: 60

約数和(自身を含む): 32185719744

約数和(自身を除く): 18809459344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 661, 1322, 2644, 3305, 5288, 6610, 10576, 13220, 16525, 26440, 33050, 50591, 52880, 66100, 101182, 132200, 202364, 252955, 264400, 404728, 505910, 809456, 1011820, 1264775, 2023640, 2529550, 4047280, 5059100, 10118200, 20236400, 33440651, 66881302, 133762604, 167203255, 267525208, 334406510, 535050416, 668813020, 836016275, 1337626040, 1672032550, 2675252080, 3344065100, 6688130200, 13376260400]

約数ペア:

[(1, 13376260400), (2, 6688130200), (4, 3344065100), (5, 2675252080), (8, 1672032550), (10, 1337626040), (16, 836016275), (20, 668813020), (25, 535050416), (40, 334406510), (50, 267525208), (80, 167203255), (100, 133762604), (200, 66881302), (400, 33440651), (661, 20236400), (1322, 10118200), (2644, 5059100), (3305, 4047280), (5288, 2529550), (6610, 2023640), (10576, 1264775), (13220, 1011820), (16525, 809456), (26440, 505910), (33050, 404728), (50591, 264400), (52880, 252955), (66100, 202364), (101182, 132200)]