2020886075

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{3943}}^1$

素因数の和:4068

約数の個数: 48

約数和(自身を含む): 2875649280

約数和(自身を除く): 854763205

約数列:

[1, 5, 13, 19, 25, 65, 83, 95, 247, 325, 415, 475, 1079, 1235, 1577, 2075, 3943, 5395, 6175, 7885, 19715, 20501, 26975, 39425, 51259, 74917, 98575, 102505, 256295, 327269, 374585, 512525, 973921, 1281475, 1636345, 1872925, 4254497, 4869605, 6218111, 8181725, 21272485, 24348025, 31090555, 80835443, 106362425, 155452775, 404177215, 2020886075]

約数ペア:

[(1, 2020886075), (5, 404177215), (13, 155452775), (19, 106362425), (25, 80835443), (65, 31090555), (83, 24348025), (95, 21272485), (247, 8181725), (325, 6218111), (415, 4869605), (475, 4254497), (1079, 1872925), (1235, 1636345), (1577, 1281475), (2075, 973921), (3943, 512525), (5395, 374585), (6175, 327269), (7885, 256295), (19715, 102505), (20501, 98575), (26975, 74917), (39425, 51259)]