201745985

素因数分解:

$5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{263}}^1$

素因数の和:414

約数の個数: 48

約数和(自身を含む): 294700032

約数和(自身を除く): 92954047

約数列:

[1, 5, 7, 31, 35, 49, 101, 155, 217, 245, 263, 505, 707, 1085, 1315, 1519, 1841, 3131, 3535, 4949, 7595, 8153, 9205, 12887, 15655, 21917, 24745, 26563, 40765, 57071, 64435, 109585, 132815, 153419, 185941, 285355, 399497, 767095, 823453, 929705, 1301587, 1997485, 4117265, 5764171, 6507935, 28820855, 40349197, 201745985]

約数ペア:

[(1, 201745985), (5, 40349197), (7, 28820855), (31, 6507935), (35, 5764171), (49, 4117265), (101, 1997485), (155, 1301587), (217, 929705), (245, 823453), (263, 767095), (505, 399497), (707, 285355), (1085, 185941), (1315, 153419), (1519, 132815), (1841, 109585), (3131, 64435), (3535, 57071), (4949, 40765), (7595, 26563), (8153, 24745), (9205, 21917), (12887, 15655)]