71310460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{274271}}^1$

素因数の和:274293

約数の個数: 24

約数和(自身を含む): 161271936

約数和(自身を除く): 89961476

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 274271, 548542, 1097084, 1371355, 2742710, 3565523, 5485420, 7131046, 14262092, 17827615, 35655230, 71310460]

約数ペア:

[(1, 71310460), (2, 35655230), (4, 17827615), (5, 14262092), (10, 7131046), (13, 5485420), (20, 3565523), (26, 2742710), (52, 1371355), (65, 1097084), (130, 548542), (260, 274271)]