145412090

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{389}}^1\times {\mathrm{1289}}^1$

素因数の和:1714

約数の個数: 32

約数和(自身を含む): 271674000

約数和(自身を除く): 126261910

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 389, 778, 1289, 1945, 2578, 3890, 6445, 11281, 12890, 22562, 37381, 56405, 74762, 112810, 186905, 373810, 501421, 1002842, 2507105, 5014210, 14541209, 29082418, 72706045, 145412090]

約数ペア:

[(1, 145412090), (2, 72706045), (5, 29082418), (10, 14541209), (29, 5014210), (58, 2507105), (145, 1002842), (290, 501421), (389, 373810), (778, 186905), (1289, 112810), (1945, 74762), (2578, 56405), (3890, 37381), (6445, 22562), (11281, 12890)]