316156925

素因数分解:

$5^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{383}}^1$

素因数の和:542

約数の個数: 48

約数和(自身を含む): 462827520

約数和(自身を除く): 146670595

約数列:

[1, 5, 7, 25, 35, 53, 89, 175, 265, 371, 383, 445, 623, 1325, 1855, 1915, 2225, 2681, 3115, 4717, 9275, 9575, 13405, 15575, 20299, 23585, 33019, 34087, 67025, 101495, 117925, 142093, 165095, 170435, 238609, 507475, 710465, 825475, 852175, 1193045, 1806611, 3552325, 5965225, 9033055, 12646277, 45165275, 63231385, 316156925]

約数ペア:

[(1, 316156925), (5, 63231385), (7, 45165275), (25, 12646277), (35, 9033055), (53, 5965225), (89, 3552325), (175, 1806611), (265, 1193045), (371, 852175), (383, 825475), (445, 710465), (623, 507475), (1325, 238609), (1855, 170435), (1915, 165095), (2225, 142093), (2681, 117925), (3115, 101495), (4717, 67025), (9275, 34087), (9575, 33019), (13405, 23585), (15575, 20299)]