20267625

素因数分解:

$3^1\times 5^3\times 7^2\times {\mathrm{1103}}^1$

素因数の和:1135

約数の個数: 48

約数和(自身を含む): 39267072

約数和(自身を除く): 18999447

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 49, 75, 105, 125, 147, 175, 245, 375, 525, 735, 875, 1103, 1225, 2625, 3309, 3675, 5515, 6125, 7721, 16545, 18375, 23163, 27575, 38605, 54047, 82725, 115815, 137875, 162141, 193025, 270235, 413625, 579075, 810705, 965125, 1351175, 2895375, 4053525, 6755875, 20267625]

約数ペア:

[(1, 20267625), (3, 6755875), (5, 4053525), (7, 2895375), (15, 1351175), (21, 965125), (25, 810705), (35, 579075), (49, 413625), (75, 270235), (105, 193025), (125, 162141), (147, 137875), (175, 115815), (245, 82725), (375, 54047), (525, 38605), (735, 27575), (875, 23163), (1103, 18375), (1225, 16545), (2625, 7721), (3309, 6125), (3675, 5515)]