201826805

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{1997}}^1$

素因数の和:2089

約数の個数: 32

約数和(自身を含む): 271887840

約数和(自身を除く): 70061035

約数列:

[1, 5, 17, 29, 41, 85, 145, 205, 493, 697, 1189, 1997, 2465, 3485, 5945, 9985, 20213, 33949, 57913, 81877, 101065, 169745, 289565, 409385, 984521, 1391909, 2374433, 4922605, 6959545, 11872165, 40365361, 201826805]

約数ペア:

[(1, 201826805), (5, 40365361), (17, 11872165), (29, 6959545), (41, 4922605), (85, 2374433), (145, 1391909), (205, 984521), (493, 409385), (697, 289565), (1189, 169745), (1997, 101065), (2465, 81877), (3485, 57913), (5945, 33949), (9985, 20213)]