90838575

素因数分解:

$3^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{229}}^1$

素因数の和:329

約数の個数: 72

約数和(自身を含む): 171291120

約数和(自身を除く): 80452545

約数列:

[1, 3, 5, 9, 15, 25, 41, 43, 45, 75, 123, 129, 205, 215, 225, 229, 369, 387, 615, 645, 687, 1025, 1075, 1145, 1763, 1845, 1935, 2061, 3075, 3225, 3435, 5289, 5725, 8815, 9225, 9389, 9675, 9847, 10305, 15867, 17175, 26445, 28167, 29541, 44075, 46945, 49235, 51525, 79335, 84501, 88623, 132225, 140835, 147705, 234725, 246175, 396675, 403727, 422505, 443115, 704175, 738525, 1211181, 2018635, 2112525, 2215575, 3633543, 6055905, 10093175, 18167715, 30279525, 90838575]

約数ペア:

[(1, 90838575), (3, 30279525), (5, 18167715), (9, 10093175), (15, 6055905), (25, 3633543), (41, 2215575), (43, 2112525), (45, 2018635), (75, 1211181), (123, 738525), (129, 704175), (205, 443115), (215, 422505), (225, 403727), (229, 396675), (369, 246175), (387, 234725), (615, 147705), (645, 140835), (687, 132225), (1025, 88623), (1075, 84501), (1145, 79335), (1763, 51525), (1845, 49235), (1935, 46945), (2061, 44075), (3075, 29541), (3225, 28167), (3435, 26445), (5289, 17175), (5725, 15867), (8815, 10305), (9225, 9847), (9389, 9675)]