201261005

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{599}}^1$

素因数の和:805

約数の個数: 32

約数和(自身を含む): 272160000

約数和(自身を除く): 70898995

約数列:

[1, 5, 11, 41, 55, 149, 205, 451, 599, 745, 1639, 2255, 2995, 6109, 6589, 8195, 24559, 30545, 32945, 67199, 89251, 122795, 270149, 335995, 446255, 981761, 1350745, 3659291, 4908805, 18296455, 40252201, 201261005]

約数ペア:

[(1, 201261005), (5, 40252201), (11, 18296455), (41, 4908805), (55, 3659291), (149, 1350745), (205, 981761), (451, 446255), (599, 335995), (745, 270149), (1639, 122795), (2255, 89251), (2995, 67199), (6109, 32945), (6589, 30545), (8195, 24559)]