8050640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7741}}^1$

素因数の和:7767

約数の個数: 40

約数和(自身を含む): 20160168

約数和(自身を除く): 12109528

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 7741, 15482, 30964, 38705, 61928, 77410, 100633, 123856, 154820, 201266, 309640, 402532, 503165, 619280, 805064, 1006330, 1610128, 2012660, 4025320, 8050640]

約数ペア:

[(1, 8050640), (2, 4025320), (4, 2012660), (5, 1610128), (8, 1006330), (10, 805064), (13, 619280), (16, 503165), (20, 402532), (26, 309640), (40, 201266), (52, 154820), (65, 123856), (80, 100633), (104, 77410), (130, 61928), (208, 38705), (260, 30964), (520, 15482), (1040, 7741)]