10200640

素因数分解:

$2^6\times 5^1\times {\mathrm{127}}^1\times {\mathrm{251}}^1$

素因数の和:395

約数の個数: 56

約数和(自身を含む): 24579072

約数和(自身を除く): 14378432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 160, 251, 254, 320, 502, 508, 635, 1004, 1016, 1255, 1270, 2008, 2032, 2510, 2540, 4016, 4064, 5020, 5080, 8032, 8128, 10040, 10160, 16064, 20080, 20320, 31877, 40160, 40640, 63754, 80320, 127508, 159385, 255016, 318770, 510032, 637540, 1020064, 1275080, 2040128, 2550160, 5100320, 10200640]

約数ペア:

[(1, 10200640), (2, 5100320), (4, 2550160), (5, 2040128), (8, 1275080), (10, 1020064), (16, 637540), (20, 510032), (32, 318770), (40, 255016), (64, 159385), (80, 127508), (127, 80320), (160, 63754), (251, 40640), (254, 40160), (320, 31877), (502, 20320), (508, 20080), (635, 16064), (1004, 10160), (1016, 10040), (1255, 8128), (1270, 8032), (2008, 5080), (2032, 5020), (2510, 4064), (2540, 4016)]