80857075

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{373}}^1$

素因数の和:448

約数の個数: 48

約数和(自身を含む): 116867520

約数和(自身を除く): 36010445

約数列:

[1, 5, 13, 23, 25, 29, 65, 115, 145, 299, 325, 373, 377, 575, 667, 725, 1495, 1865, 1885, 3335, 4849, 7475, 8579, 8671, 9325, 9425, 10817, 16675, 24245, 42895, 43355, 54085, 111527, 121225, 140621, 214475, 216775, 248791, 270425, 557635, 703105, 1243955, 2788175, 3234283, 3515525, 6219775, 16171415, 80857075]

約数ペア:

[(1, 80857075), (5, 16171415), (13, 6219775), (23, 3515525), (25, 3234283), (29, 2788175), (65, 1243955), (115, 703105), (145, 557635), (299, 270425), (325, 248791), (373, 216775), (377, 214475), (575, 140621), (667, 121225), (725, 111527), (1495, 54085), (1865, 43355), (1885, 42895), (3335, 24245), (4849, 16675), (7475, 10817), (8579, 9425), (8671, 9325)]