12804900410

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{487}}^1\times {\mathrm{1277}}^1$

素因数の和:1871

約数の個数: 64

約数和(自身を含む): 24248056320

約数和(自身を除く): 11443155910

約数列:

[1, 2, 5, 10, 29, 58, 71, 142, 145, 290, 355, 487, 710, 974, 1277, 2059, 2435, 2554, 4118, 4870, 6385, 10295, 12770, 14123, 20590, 28246, 34577, 37033, 69154, 70615, 74066, 90667, 141230, 172885, 181334, 185165, 345770, 370330, 453335, 621899, 906670, 1002733, 1243798, 2005466, 2629343, 3109495, 5013665, 5258686, 6218990, 10027330, 13146715, 18035071, 26293430, 36070142, 44154829, 88309658, 90175355, 180350710, 220774145, 441548290, 1280490041, 2560980082, 6402450205, 12804900410]

約数ペア:

[(1, 12804900410), (2, 6402450205), (5, 2560980082), (10, 1280490041), (29, 441548290), (58, 220774145), (71, 180350710), (142, 90175355), (145, 88309658), (290, 44154829), (355, 36070142), (487, 26293430), (710, 18035071), (974, 13146715), (1277, 10027330), (2059, 6218990), (2435, 5258686), (2554, 5013665), (4118, 3109495), (4870, 2629343), (6385, 2005466), (10295, 1243798), (12770, 1002733), (14123, 906670), (20590, 621899), (28246, 453335), (34577, 370330), (37033, 345770), (69154, 185165), (70615, 181334), (74066, 172885), (90667, 141230)]