2581022560

素因数分解:

$2^5\times 5^1\times {\mathrm{97}}^1\times {\mathrm{166303}}^1$

素因数の和:166415

約数の個数: 48

約数和(自身を含む): 6160565376

約数和(自身を除く): 3579542816

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 97, 160, 194, 388, 485, 776, 970, 1552, 1940, 3104, 3880, 7760, 15520, 166303, 332606, 665212, 831515, 1330424, 1663030, 2660848, 3326060, 5321696, 6652120, 13304240, 16131391, 26608480, 32262782, 64525564, 80656955, 129051128, 161313910, 258102256, 322627820, 516204512, 645255640, 1290511280, 2581022560]

約数ペア:

[(1, 2581022560), (2, 1290511280), (4, 645255640), (5, 516204512), (8, 322627820), (10, 258102256), (16, 161313910), (20, 129051128), (32, 80656955), (40, 64525564), (80, 32262782), (97, 26608480), (160, 16131391), (194, 13304240), (388, 6652120), (485, 5321696), (776, 3326060), (970, 2660848), (1552, 1663030), (1940, 1330424), (3104, 831515), (3880, 665212), (7760, 332606), (15520, 166303)]