156873890

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{3347}}^1$

素因数の和:3506

約数の個数: 32

約数和(自身を含む): 291677760

約数和(自身を除く): 134803870

約数列:

[1, 2, 5, 10, 43, 86, 109, 215, 218, 430, 545, 1090, 3347, 4687, 6694, 9374, 16735, 23435, 33470, 46870, 143921, 287842, 364823, 719605, 729646, 1439210, 1824115, 3648230, 15687389, 31374778, 78436945, 156873890]

約数ペア:

[(1, 156873890), (2, 78436945), (5, 31374778), (10, 15687389), (43, 3648230), (86, 1824115), (109, 1439210), (215, 729646), (218, 719605), (430, 364823), (545, 287842), (1090, 143921), (3347, 46870), (4687, 33470), (6694, 23435), (9374, 16735)]