201320256925

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{2447}}^1\times {\mathrm{3067}}^1$

素因数の和:5590

約数の個数: 48

約数和(自身を含む): 265419797760

約数和(自身を除く): 64099540835

約数列:

[1, 5, 25, 29, 37, 145, 185, 725, 925, 1073, 2447, 3067, 5365, 12235, 15335, 26825, 61175, 70963, 76675, 88943, 90539, 113479, 354815, 444715, 452695, 567395, 1774075, 2223575, 2263475, 2625631, 2836975, 3290891, 7504949, 13128155, 16454455, 37524745, 65640775, 82272275, 187623725, 217643521, 277683113, 1088217605, 1388415565, 5441088025, 6942077825, 8052810277, 40264051385, 201320256925]

約数ペア:

[(1, 201320256925), (5, 40264051385), (25, 8052810277), (29, 6942077825), (37, 5441088025), (145, 1388415565), (185, 1088217605), (725, 277683113), (925, 217643521), (1073, 187623725), (2447, 82272275), (3067, 65640775), (5365, 37524745), (12235, 16454455), (15335, 13128155), (26825, 7504949), (61175, 3290891), (70963, 2836975), (76675, 2625631), (88943, 2263475), (90539, 2223575), (113479, 1774075), (354815, 567395), (444715, 452695)]