39931875

素因数分解:

$3^2\times 5^4\times {\mathrm{31}}^1\times {\mathrm{229}}^1$

素因数の和:286

約数の個数: 60

約数和(自身を含む): 74726080

約数和(自身を除く): 34794205

約数列:

[1, 3, 5, 9, 15, 25, 31, 45, 75, 93, 125, 155, 225, 229, 279, 375, 465, 625, 687, 775, 1125, 1145, 1395, 1875, 2061, 2325, 3435, 3875, 5625, 5725, 6975, 7099, 10305, 11625, 17175, 19375, 21297, 28625, 34875, 35495, 51525, 58125, 63891, 85875, 106485, 143125, 174375, 177475, 257625, 319455, 429375, 532425, 887375, 1288125, 1597275, 2662125, 4436875, 7986375, 13310625, 39931875]

約数ペア:

[(1, 39931875), (3, 13310625), (5, 7986375), (9, 4436875), (15, 2662125), (25, 1597275), (31, 1288125), (45, 887375), (75, 532425), (93, 429375), (125, 319455), (155, 257625), (225, 177475), (229, 174375), (279, 143125), (375, 106485), (465, 85875), (625, 63891), (687, 58125), (775, 51525), (1125, 35495), (1145, 34875), (1395, 28625), (1875, 21297), (2061, 19375), (2325, 17175), (3435, 11625), (3875, 10305), (5625, 7099), (5725, 6975)]