25040775

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^2\times {\mathrm{397}}^1$

素因数の和:468

約数の個数: 36

約数和(自身を含む): 42985592

約数和(自身を除く): 17944817

約数列:

[1, 3, 5, 15, 25, 29, 75, 87, 145, 397, 435, 725, 841, 1191, 1985, 2175, 2523, 4205, 5955, 9925, 11513, 12615, 21025, 29775, 34539, 57565, 63075, 172695, 287825, 333877, 863475, 1001631, 1669385, 5008155, 8346925, 25040775]

約数ペア:

[(1, 25040775), (3, 8346925), (5, 5008155), (15, 1669385), (25, 1001631), (29, 863475), (75, 333877), (87, 287825), (145, 172695), (397, 63075), (435, 57565), (725, 34539), (841, 29775), (1191, 21025), (1985, 12615), (2175, 11513), (2523, 9925), (4205, 5955)]