71315560

素因数分解:

$2^3\times 5^1\times {\mathrm{797}}^1\times {\mathrm{2237}}^1$

素因数の和:3045

約数の個数: 32

約数和(自身を含む): 160733160

約数和(自身を除く): 89417600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 797, 1594, 2237, 3188, 3985, 4474, 6376, 7970, 8948, 11185, 15940, 17896, 22370, 31880, 44740, 89480, 1782889, 3565778, 7131556, 8914445, 14263112, 17828890, 35657780, 71315560]

約数ペア:

[(1, 71315560), (2, 35657780), (4, 17828890), (5, 14263112), (8, 8914445), (10, 7131556), (20, 3565778), (40, 1782889), (797, 89480), (1594, 44740), (2237, 31880), (3188, 22370), (3985, 17896), (4474, 15940), (6376, 11185), (7970, 8948)]