201631990015

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{792563}}^1$

素因数の和:792699

約数の個数: 32

約数和(自身を含む): 266035202496

約数和(自身を除く): 64403212481

約数列:

[1, 5, 17, 41, 73, 85, 205, 365, 697, 1241, 2993, 3485, 6205, 14965, 50881, 254405, 792563, 3962815, 13473571, 32495083, 57857099, 67367855, 162475415, 289285495, 552416411, 983570683, 2372141059, 2762082055, 4917853415, 11860705295, 40326398003, 201631990015]

約数ペア:

[(1, 201631990015), (5, 40326398003), (17, 11860705295), (41, 4917853415), (73, 2762082055), (85, 2372141059), (205, 983570683), (365, 552416411), (697, 289285495), (1241, 162475415), (2993, 67367855), (3485, 57857099), (6205, 32495083), (14965, 13473571), (50881, 3962815), (254405, 792563)]