54781040

素因数分解:

$2^4\times 5^1\times {\mathrm{163}}^1\times {\mathrm{4201}}^1$

素因数の和:4377

約数の個数: 40

約数和(自身を含む): 128177808

約数和(自身を除く): 73396768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 163, 326, 652, 815, 1304, 1630, 2608, 3260, 4201, 6520, 8402, 13040, 16804, 21005, 33608, 42010, 67216, 84020, 168040, 336080, 684763, 1369526, 2739052, 3423815, 5478104, 6847630, 10956208, 13695260, 27390520, 54781040]

約数ペア:

[(1, 54781040), (2, 27390520), (4, 13695260), (5, 10956208), (8, 6847630), (10, 5478104), (16, 3423815), (20, 2739052), (40, 1369526), (80, 684763), (163, 336080), (326, 168040), (652, 84020), (815, 67216), (1304, 42010), (1630, 33608), (2608, 21005), (3260, 16804), (4201, 13040), (6520, 8402)]