16470025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{271}}^1$

素因数の和:322

約数の個数: 48

約数和(自身を含む): 25498368

約数和(自身を除く): 9028343

約数列:

[1, 5, 11, 13, 17, 25, 55, 65, 85, 143, 187, 221, 271, 275, 325, 425, 715, 935, 1105, 1355, 2431, 2981, 3523, 3575, 4607, 4675, 5525, 6775, 12155, 14905, 17615, 23035, 38753, 50677, 59891, 60775, 74525, 88075, 115175, 193765, 253385, 299455, 658801, 968825, 1266925, 1497275, 3294005, 16470025]

約数ペア:

[(1, 16470025), (5, 3294005), (11, 1497275), (13, 1266925), (17, 968825), (25, 658801), (55, 299455), (65, 253385), (85, 193765), (143, 115175), (187, 88075), (221, 74525), (271, 60775), (275, 59891), (325, 50677), (425, 38753), (715, 23035), (935, 17615), (1105, 14905), (1355, 12155), (2431, 6775), (2981, 5525), (3523, 4675), (3575, 4607)]