129554960

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{95261}}^1$

素因数の和:95291

約数の個数: 40

約数和(自身を含む): 318937176

約数和(自身を除く): 189382216

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 95261, 190522, 381044, 476305, 762088, 952610, 1524176, 1619437, 1905220, 3238874, 3810440, 6477748, 7620880, 8097185, 12955496, 16194370, 25910992, 32388740, 64777480, 129554960]

約数ペア:

[(1, 129554960), (2, 64777480), (4, 32388740), (5, 25910992), (8, 16194370), (10, 12955496), (16, 8097185), (17, 7620880), (20, 6477748), (34, 3810440), (40, 3238874), (68, 1905220), (80, 1619437), (85, 1524176), (136, 952610), (170, 762088), (272, 476305), (340, 381044), (680, 190522), (1360, 95261)]