1999880935

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{6053}}^1$

素因数の和:6124

約数の個数: 48

約数和(自身を含む): 2871630144

約数和(自身を除く): 871749209

約数列:

[1, 5, 13, 17, 23, 65, 85, 115, 169, 221, 299, 391, 845, 1105, 1495, 1955, 2873, 3887, 5083, 6053, 14365, 19435, 25415, 30265, 66079, 78689, 102901, 139219, 330395, 393445, 514505, 696095, 1022957, 1337713, 1809847, 2366723, 5114785, 6688565, 9049235, 11833615, 17390269, 23528011, 30767399, 86951345, 117640055, 153836995, 399976187, 1999880935]

約数ペア:

[(1, 1999880935), (5, 399976187), (13, 153836995), (17, 117640055), (23, 86951345), (65, 30767399), (85, 23528011), (115, 17390269), (169, 11833615), (221, 9049235), (299, 6688565), (391, 5114785), (845, 2366723), (1105, 1809847), (1495, 1337713), (1955, 1022957), (2873, 696095), (3887, 514505), (5083, 393445), (6053, 330395), (14365, 139219), (19435, 102901), (25415, 78689), (30265, 66079)]