25605710

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{431}}^1\times {\mathrm{457}}^1$

素因数の和:908

約数の個数: 32

約数和(自身を含む): 49859712

約数和(自身を除く): 24254002

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 431, 457, 862, 914, 2155, 2285, 4310, 4570, 5603, 5941, 11206, 11882, 28015, 29705, 56030, 59410, 196967, 393934, 984835, 1969670, 2560571, 5121142, 12802855, 25605710]

約数ペア:

[(1, 25605710), (2, 12802855), (5, 5121142), (10, 2560571), (13, 1969670), (26, 984835), (65, 393934), (130, 196967), (431, 59410), (457, 56030), (862, 29705), (914, 28015), (2155, 11882), (2285, 11206), (4310, 5941), (4570, 5603)]