23531325

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{349}}^1$

素因数の和:422

約数の個数: 48

約数和(自身を含む): 41664000

約数和(自身を除く): 18132675

約数列:

[1, 3, 5, 15, 25, 29, 31, 75, 87, 93, 145, 155, 349, 435, 465, 725, 775, 899, 1047, 1745, 2175, 2325, 2697, 4495, 5235, 8725, 10121, 10819, 13485, 22475, 26175, 30363, 32457, 50605, 54095, 67425, 151815, 162285, 253025, 270475, 313751, 759075, 811425, 941253, 1568755, 4706265, 7843775, 23531325]

約数ペア:

[(1, 23531325), (3, 7843775), (5, 4706265), (15, 1568755), (25, 941253), (29, 811425), (31, 759075), (75, 313751), (87, 270475), (93, 253025), (145, 162285), (155, 151815), (349, 67425), (435, 54095), (465, 50605), (725, 32457), (775, 30363), (899, 26175), (1047, 22475), (1745, 13485), (2175, 10819), (2325, 10121), (2697, 8725), (4495, 5235)]