87739670

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{191}}^1\times {\mathrm{647}}^1$

素因数の和:916

約数の個数: 32

約数和(自身を含む): 161243136

約数和(自身を除く): 73503466

約数列:

[1, 2, 5, 10, 71, 142, 191, 355, 382, 647, 710, 955, 1294, 1910, 3235, 6470, 13561, 27122, 45937, 67805, 91874, 123577, 135610, 229685, 247154, 459370, 617885, 1235770, 8773967, 17547934, 43869835, 87739670]

約数ペア:

[(1, 87739670), (2, 43869835), (5, 17547934), (10, 8773967), (71, 1235770), (142, 617885), (191, 459370), (355, 247154), (382, 229685), (647, 135610), (710, 123577), (955, 91874), (1294, 67805), (1910, 45937), (3235, 27122), (6470, 13561)]