201901775

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{271}}^1\times {\mathrm{1753}}^1$

素因数の和:2051

約数の個数: 24

約数和(自身を含む): 266215104

約数和(自身を除く): 64313329

約数列:

[1, 5, 17, 25, 85, 271, 425, 1355, 1753, 4607, 6775, 8765, 23035, 29801, 43825, 115175, 149005, 475063, 745025, 2375315, 8076071, 11876575, 40380355, 201901775]

約数ペア:

[(1, 201901775), (5, 40380355), (17, 11876575), (25, 8076071), (85, 2375315), (271, 745025), (425, 475063), (1355, 149005), (1753, 115175), (4607, 43825), (6775, 29801), (8765, 23035)]