401139013825

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1785419}}^1$

素因数の和:1785502

約数の個数: 48

約数和(自身を含む): 584475091200

約数和(自身を除く): 183336077375

約数列:

[1, 5, 11, 19, 25, 43, 55, 95, 209, 215, 275, 473, 475, 817, 1045, 1075, 2365, 4085, 5225, 8987, 11825, 20425, 44935, 224675, 1785419, 8927095, 19639609, 33922961, 44635475, 76773017, 98198045, 169614805, 373152571, 383865085, 490990225, 844503187, 848074025, 1458687323, 1865762855, 1919325425, 4222515935, 7293436615, 9328814275, 16045560553, 21112579675, 36467183075, 80227802765, 401139013825]

約数ペア:

[(1, 401139013825), (5, 80227802765), (11, 36467183075), (19, 21112579675), (25, 16045560553), (43, 9328814275), (55, 7293436615), (95, 4222515935), (209, 1919325425), (215, 1865762855), (275, 1458687323), (473, 848074025), (475, 844503187), (817, 490990225), (1045, 383865085), (1075, 373152571), (2365, 169614805), (4085, 98198045), (5225, 76773017), (8987, 44635475), (11825, 33922961), (20425, 19639609), (44935, 8927095), (224675, 1785419)]