255962330

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{311}}^1\times {\mathrm{487}}^1$

素因数の和:831

約数の個数: 48

約数和(自身を含む): 501531264

約数和(自身を除く): 245568934

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 311, 338, 487, 622, 845, 974, 1555, 1690, 2435, 3110, 4043, 4870, 6331, 8086, 12662, 20215, 31655, 40430, 52559, 63310, 82303, 105118, 151457, 164606, 262795, 302914, 411515, 525590, 757285, 823030, 1514570, 1968941, 3937882, 9844705, 19689410, 25596233, 51192466, 127981165, 255962330]

約数ペア:

[(1, 255962330), (2, 127981165), (5, 51192466), (10, 25596233), (13, 19689410), (26, 9844705), (65, 3937882), (130, 1968941), (169, 1514570), (311, 823030), (338, 757285), (487, 525590), (622, 411515), (845, 302914), (974, 262795), (1555, 164606), (1690, 151457), (2435, 105118), (3110, 82303), (4043, 63310), (4870, 52559), (6331, 40430), (8086, 31655), (12662, 20215)]