31187325

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1103}}^1$

素因数の和:1158

約数の個数: 48

約数和(自身を含む): 57496320

約数和(自身を除く): 26308995

約数列:

[1, 3, 5, 13, 15, 25, 29, 39, 65, 75, 87, 145, 195, 325, 377, 435, 725, 975, 1103, 1131, 1885, 2175, 3309, 5515, 5655, 9425, 14339, 16545, 27575, 28275, 31987, 43017, 71695, 82725, 95961, 159935, 215085, 358475, 415831, 479805, 799675, 1075425, 1247493, 2079155, 2399025, 6237465, 10395775, 31187325]

約数ペア:

[(1, 31187325), (3, 10395775), (5, 6237465), (13, 2399025), (15, 2079155), (25, 1247493), (29, 1075425), (39, 799675), (65, 479805), (75, 415831), (87, 358475), (145, 215085), (195, 159935), (325, 95961), (377, 82725), (435, 71695), (725, 43017), (975, 31987), (1103, 28275), (1131, 27575), (1885, 16545), (2175, 14339), (3309, 9425), (5515, 5655)]