16005275

素因数分解:

$5^2\times {\mathrm{11}}^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1$

素因数の和:93

約数の個数: 48

約数和(自身を含む): 24144288

約数和(自身を除く): 8139013

約数列:

[1, 5, 11, 13, 25, 37, 55, 65, 121, 143, 185, 275, 325, 407, 481, 605, 715, 925, 1331, 1573, 2035, 2405, 3025, 3575, 4477, 5291, 6655, 7865, 10175, 12025, 17303, 22385, 26455, 33275, 39325, 49247, 58201, 86515, 111925, 132275, 246235, 291005, 432575, 640211, 1231175, 1455025, 3201055, 16005275]

約数ペア:

[(1, 16005275), (5, 3201055), (11, 1455025), (13, 1231175), (25, 640211), (37, 432575), (55, 291005), (65, 246235), (121, 132275), (143, 111925), (185, 86515), (275, 58201), (325, 49247), (407, 39325), (481, 33275), (605, 26455), (715, 22385), (925, 17303), (1331, 12025), (1573, 10175), (2035, 7865), (2405, 6655), (3025, 5291), (3575, 4477)]