81489525

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{83579}}^1$

素因数の和:83605

約数の個数: 24

約数和(自身を含む): 145094880

約数和(自身を除く): 63605355

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 195, 325, 975, 83579, 250737, 417895, 1086527, 1253685, 2089475, 3259581, 5432635, 6268425, 16297905, 27163175, 81489525]

約数ペア:

[(1, 81489525), (3, 27163175), (5, 16297905), (13, 6268425), (15, 5432635), (25, 3259581), (39, 2089475), (65, 1253685), (75, 1086527), (195, 417895), (325, 250737), (975, 83579)]