90912950

素因数分解:

$2^1\times 5^2\times {\mathrm{103}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1$

素因数の和:381

約数の個数: 48

約数和(自身を含む): 173322240

約数和(自身を除く): 82409290

約数列:

[1, 2, 5, 10, 25, 50, 103, 127, 139, 206, 254, 278, 515, 635, 695, 1030, 1270, 1390, 2575, 3175, 3475, 5150, 6350, 6950, 13081, 14317, 17653, 26162, 28634, 35306, 65405, 71585, 88265, 130810, 143170, 176530, 327025, 357925, 441325, 654050, 715850, 882650, 1818259, 3636518, 9091295, 18182590, 45456475, 90912950]

約数ペア:

[(1, 90912950), (2, 45456475), (5, 18182590), (10, 9091295), (25, 3636518), (50, 1818259), (103, 882650), (127, 715850), (139, 654050), (206, 441325), (254, 357925), (278, 327025), (515, 176530), (635, 143170), (695, 130810), (1030, 88265), (1270, 71585), (1390, 65405), (2575, 35306), (3175, 28634), (3475, 26162), (5150, 17653), (6350, 14317), (6950, 13081)]