71259080

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{57467}}^1$

素因数の和:57509

約数の個数: 32

約数和(自身を含む): 165507840

約数和(自身を除く): 94248760

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 57467, 114934, 229868, 287335, 459736, 574670, 1149340, 1781477, 2298680, 3562954, 7125908, 8907385, 14251816, 17814770, 35629540, 71259080]

約数ペア:

[(1, 71259080), (2, 35629540), (4, 17814770), (5, 14251816), (8, 8907385), (10, 7125908), (20, 3562954), (31, 2298680), (40, 1781477), (62, 1149340), (124, 574670), (155, 459736), (248, 287335), (310, 229868), (620, 114934), (1240, 57467)]