201864715

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1$

素因数の和:220

約数の個数: 64

約数和(自身を含む): 292626432

約数和(自身を除く): 90761717

約数列:

[1, 5, 13, 17, 31, 65, 71, 83, 85, 155, 221, 355, 403, 415, 527, 923, 1079, 1105, 1207, 1411, 2015, 2201, 2573, 2635, 4615, 5395, 5893, 6035, 6851, 7055, 11005, 12865, 15691, 18343, 28613, 29465, 33449, 34255, 37417, 43741, 76609, 78455, 91715, 100181, 143065, 167245, 182683, 187085, 218705, 383045, 486421, 500905, 568633, 913415, 1302353, 2374879, 2432105, 2843165, 3105611, 6511765, 11874395, 15528055, 40372943, 201864715]

約数ペア:

[(1, 201864715), (5, 40372943), (13, 15528055), (17, 11874395), (31, 6511765), (65, 3105611), (71, 2843165), (83, 2432105), (85, 2374879), (155, 1302353), (221, 913415), (355, 568633), (403, 500905), (415, 486421), (527, 383045), (923, 218705), (1079, 187085), (1105, 182683), (1207, 167245), (1411, 143065), (2015, 100181), (2201, 91715), (2573, 78455), (2635, 76609), (4615, 43741), (5395, 37417), (5893, 34255), (6035, 33449), (6851, 29465), (7055, 28613), (11005, 18343), (12865, 15691)]