1312742875

素因数分解:

$5^3\times {\mathrm{61}}^1\times {\mathrm{107}}^1\times {\mathrm{1609}}^1$

素因数の和:1792

約数の個数: 32

約数和(自身を含む): 1681767360

約数和(自身を除く): 369024485

約数列:

[1, 5, 25, 61, 107, 125, 305, 535, 1525, 1609, 2675, 6527, 7625, 8045, 13375, 32635, 40225, 98149, 163175, 172163, 201125, 490745, 815875, 860815, 2453725, 4304075, 10501943, 12268625, 21520375, 52509715, 262548575, 1312742875]

約数ペア:

[(1, 1312742875), (5, 262548575), (25, 52509715), (61, 21520375), (107, 12268625), (125, 10501943), (305, 4304075), (535, 2453725), (1525, 860815), (1609, 815875), (2675, 490745), (6527, 201125), (7625, 172163), (8045, 163175), (13375, 98149), (32635, 40225)]