25542644

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{157}}^1\times {\mathrm{457}}^1$

素因数の和:707

約数の個数: 24

約数和(自身を含む): 45589320

約数和(自身を除く): 20046676

約数列:

[1, 2, 4, 89, 157, 178, 314, 356, 457, 628, 914, 1828, 13973, 27946, 40673, 55892, 71749, 81346, 143498, 162692, 286996, 6385661, 12771322, 25542644]

約数ペア:

[(1, 25542644), (2, 12771322), (4, 6385661), (89, 286996), (157, 162692), (178, 143498), (314, 81346), (356, 71749), (457, 55892), (628, 40673), (914, 27946), (1828, 13973)]