61603975

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{2741}}^1$

素因数の和:2811

約数の個数: 24

約数和(自身を含む): 81601920

約数和(自身を除く): 19997945

約数列:

[1, 5, 25, 29, 31, 145, 155, 725, 775, 899, 2741, 4495, 13705, 22475, 68525, 79489, 84971, 397445, 424855, 1987225, 2124275, 2464159, 12320795, 61603975]

約数ペア:

[(1, 61603975), (5, 12320795), (25, 2464159), (29, 2124275), (31, 1987225), (145, 424855), (155, 397445), (725, 84971), (775, 79489), (899, 68525), (2741, 22475), (4495, 13705)]