85241570

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{389}}^1\times {\mathrm{1289}}^1$

素因数の和:1702

約数の個数: 32

約数和(自身を含む): 163004400

約数和(自身を除く): 77762830

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 389, 778, 1289, 1945, 2578, 3890, 6445, 6613, 12890, 13226, 21913, 33065, 43826, 66130, 109565, 219130, 501421, 1002842, 2507105, 5014210, 8524157, 17048314, 42620785, 85241570]

約数ペア:

[(1, 85241570), (2, 42620785), (5, 17048314), (10, 8524157), (17, 5014210), (34, 2507105), (85, 1002842), (170, 501421), (389, 219130), (778, 109565), (1289, 66130), (1945, 43826), (2578, 33065), (3890, 21913), (6445, 13226), (6613, 12890)]