56125875

素因数分解:

$3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{397}}^1$

素因数の和:457

約数の個数: 64

約数和(自身を含む): 104307840

約数和(自身を除く): 48181965

約数列:

[1, 3, 5, 13, 15, 25, 29, 39, 65, 75, 87, 125, 145, 195, 325, 375, 377, 397, 435, 725, 975, 1131, 1191, 1625, 1885, 1985, 2175, 3625, 4875, 5161, 5655, 5955, 9425, 9925, 10875, 11513, 15483, 25805, 28275, 29775, 34539, 47125, 49625, 57565, 77415, 129025, 141375, 148875, 149669, 172695, 287825, 387075, 449007, 645125, 748345, 863475, 1439125, 1935375, 2245035, 3741725, 4317375, 11225175, 18708625, 56125875]

約数ペア:

[(1, 56125875), (3, 18708625), (5, 11225175), (13, 4317375), (15, 3741725), (25, 2245035), (29, 1935375), (39, 1439125), (65, 863475), (75, 748345), (87, 645125), (125, 449007), (145, 387075), (195, 287825), (325, 172695), (375, 149669), (377, 148875), (397, 141375), (435, 129025), (725, 77415), (975, 57565), (1131, 49625), (1191, 47125), (1625, 34539), (1885, 29775), (1985, 28275), (2175, 25805), (3625, 15483), (4875, 11513), (5161, 10875), (5655, 9925), (5955, 9425)]