420163075

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{233}}^1\times {\mathrm{4243}}^1$

素因数の和:4503

約数の個数: 24

約数和(自身を含む): 554147568

約数和(自身を除く): 133984493

約数列:

[1, 5, 17, 25, 85, 233, 425, 1165, 3961, 4243, 5825, 19805, 21215, 72131, 99025, 106075, 360655, 988619, 1803275, 4943095, 16806523, 24715475, 84032615, 420163075]

約数ペア:

[(1, 420163075), (5, 84032615), (17, 24715475), (25, 16806523), (85, 4943095), (233, 1803275), (425, 988619), (1165, 360655), (3961, 106075), (4243, 99025), (5825, 72131), (19805, 21215)]