421048475

素因数分解:

$5^2\times {\mathrm{41}}^2\times {\mathrm{43}}^1\times {\mathrm{233}}^1$

素因数の和:368

約数の個数: 36

約数和(自身を含む): 549940248

約数和(自身を除く): 128891773

約数列:

[1, 5, 25, 41, 43, 205, 215, 233, 1025, 1075, 1165, 1681, 1763, 5825, 8405, 8815, 9553, 10019, 42025, 44075, 47765, 50095, 72283, 238825, 250475, 361415, 391673, 410779, 1807075, 1958365, 2053895, 9791825, 10269475, 16841939, 84209695, 421048475]

約数ペア:

[(1, 421048475), (5, 84209695), (25, 16841939), (41, 10269475), (43, 9791825), (205, 2053895), (215, 1958365), (233, 1807075), (1025, 410779), (1075, 391673), (1165, 361415), (1681, 250475), (1763, 238825), (5825, 72283), (8405, 50095), (8815, 47765), (9553, 44075), (10019, 42025)]