12501125

素因数分解:

$5^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1$

素因数の和:199

約数の個数: 48

約数和(自身を含む): 19669104

約数和(自身を除く): 7167979

約数列:

[1, 5, 7, 13, 25, 35, 49, 65, 91, 125, 157, 175, 245, 325, 455, 637, 785, 875, 1099, 1225, 1625, 2041, 2275, 3185, 3925, 5495, 6125, 7693, 10205, 11375, 14287, 15925, 19625, 27475, 38465, 51025, 71435, 79625, 100009, 137375, 192325, 255125, 357175, 500045, 961625, 1785875, 2500225, 12501125]

約数ペア:

[(1, 12501125), (5, 2500225), (7, 1785875), (13, 961625), (25, 500045), (35, 357175), (49, 255125), (65, 192325), (91, 137375), (125, 100009), (157, 79625), (175, 71435), (245, 51025), (325, 38465), (455, 27475), (637, 19625), (785, 15925), (875, 14287), (1099, 11375), (1225, 10205), (1625, 7693), (2041, 6125), (2275, 5495), (3185, 3925)]