127580390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{127}}^2$

素因数の和:381

約数の個数: 48

約数和(自身を含む): 266874912

約数和(自身を除く): 139294522

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 113, 127, 226, 254, 565, 635, 791, 889, 1130, 1270, 1582, 1778, 3955, 4445, 7910, 8890, 14351, 16129, 28702, 32258, 71755, 80645, 100457, 112903, 143510, 161290, 200914, 225806, 502285, 564515, 1004570, 1129030, 1822577, 3645154, 9112885, 12758039, 18225770, 25516078, 63790195, 127580390]

約数ペア:

[(1, 127580390), (2, 63790195), (5, 25516078), (7, 18225770), (10, 12758039), (14, 9112885), (35, 3645154), (70, 1822577), (113, 1129030), (127, 1004570), (226, 564515), (254, 502285), (565, 225806), (635, 200914), (791, 161290), (889, 143510), (1130, 112903), (1270, 100457), (1582, 80645), (1778, 71755), (3955, 32258), (4445, 28702), (7910, 16129), (8890, 14351)]