25210880

素因数分解:

$2^{12}\times 5^1\times {\mathrm{1231}}^1$

素因数の和:1260

約数の個数: 52

約数和(自身を含む): 60547872

約数和(自身を除く): 35336992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1231, 1280, 2048, 2462, 2560, 4096, 4924, 5120, 6155, 9848, 10240, 12310, 19696, 20480, 24620, 39392, 49240, 78784, 98480, 157568, 196960, 315136, 393920, 630272, 787840, 1260544, 1575680, 2521088, 3151360, 5042176, 6302720, 12605440, 25210880]

約数ペア:

[(1, 25210880), (2, 12605440), (4, 6302720), (5, 5042176), (8, 3151360), (10, 2521088), (16, 1575680), (20, 1260544), (32, 787840), (40, 630272), (64, 393920), (80, 315136), (128, 196960), (160, 157568), (256, 98480), (320, 78784), (512, 49240), (640, 39392), (1024, 24620), (1231, 20480), (1280, 19696), (2048, 12310), (2462, 10240), (2560, 9848), (4096, 6155), (4924, 5120)]