81832490

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{269}}^1\times {\mathrm{1049}}^1$

素因数の和:1354

約数の個数: 32

約数和(自身を含む): 153090000

約数和(自身を除く): 71257510

約数列:

[1, 2, 5, 10, 29, 58, 145, 269, 290, 538, 1049, 1345, 2098, 2690, 5245, 7801, 10490, 15602, 30421, 39005, 60842, 78010, 152105, 282181, 304210, 564362, 1410905, 2821810, 8183249, 16366498, 40916245, 81832490]

約数ペア:

[(1, 81832490), (2, 40916245), (5, 16366498), (10, 8183249), (29, 2821810), (58, 1410905), (145, 564362), (269, 304210), (290, 282181), (538, 152105), (1049, 78010), (1345, 60842), (2098, 39005), (2690, 30421), (5245, 15602), (7801, 10490)]