11219975

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1$

素因数の和:144

約数の個数: 48

約数和(自身を含む): 16665600

約数和(自身を除く): 5445625

約数列:

[1, 5, 13, 19, 23, 25, 65, 79, 95, 115, 247, 299, 325, 395, 437, 475, 575, 1027, 1235, 1495, 1501, 1817, 1975, 2185, 5135, 5681, 6175, 7475, 7505, 9085, 10925, 19513, 23621, 25675, 28405, 34523, 37525, 45425, 97565, 118105, 142025, 172615, 448799, 487825, 590525, 863075, 2243995, 11219975]

約数ペア:

[(1, 11219975), (5, 2243995), (13, 863075), (19, 590525), (23, 487825), (25, 448799), (65, 172615), (79, 142025), (95, 118105), (115, 97565), (247, 45425), (299, 37525), (325, 34523), (395, 28405), (437, 25675), (475, 23621), (575, 19513), (1027, 10925), (1235, 9085), (1495, 7505), (1501, 7475), (1817, 6175), (1975, 5681), (2185, 5135)]