25855010

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{3319}}^1$

素因数の和:3386

約数の個数: 32

約数和(自身を含む): 50198400

約数和(自身を除く): 24343390

約数列:

[1, 2, 5, 10, 19, 38, 41, 82, 95, 190, 205, 410, 779, 1558, 3319, 3895, 6638, 7790, 16595, 33190, 63061, 126122, 136079, 272158, 315305, 630610, 680395, 1360790, 2585501, 5171002, 12927505, 25855010]

約数ペア:

[(1, 25855010), (2, 12927505), (5, 5171002), (10, 2585501), (19, 1360790), (38, 680395), (41, 630610), (82, 315305), (95, 272158), (190, 136079), (205, 126122), (410, 63061), (779, 33190), (1558, 16595), (3319, 7790), (3895, 6638)]