2028054325

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{311}}^1\times {\mathrm{1031}}^1$

素因数の和:1386

約数の個数: 48

約数和(自身を含む): 2874673152

約数和(自身を除く): 846618827

約数列:

[1, 5, 11, 23, 25, 55, 115, 253, 275, 311, 575, 1031, 1265, 1555, 3421, 5155, 6325, 7153, 7775, 11341, 17105, 23713, 25775, 35765, 56705, 78683, 85525, 118565, 178825, 260843, 283525, 320641, 393415, 592825, 1304215, 1603205, 1967075, 3527051, 6521075, 7374743, 8016025, 17635255, 36873715, 81122173, 88176275, 184368575, 405610865, 2028054325]

約数ペア:

[(1, 2028054325), (5, 405610865), (11, 184368575), (23, 88176275), (25, 81122173), (55, 36873715), (115, 17635255), (253, 8016025), (275, 7374743), (311, 6521075), (575, 3527051), (1031, 1967075), (1265, 1603205), (1555, 1304215), (3421, 592825), (5155, 393415), (6325, 320641), (7153, 283525), (7775, 260843), (11341, 178825), (17105, 118565), (23713, 85525), (25775, 78683), (35765, 56705)]