71784525

素因数分解:

$3^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{18059}}^1$

素因数の和:18125

約数の個数: 24

約数和(自身を含む): 120929760

約数和(自身を除く): 49145235

約数列:

[1, 3, 5, 15, 25, 53, 75, 159, 265, 795, 1325, 3975, 18059, 54177, 90295, 270885, 451475, 957127, 1354425, 2871381, 4785635, 14356905, 23928175, 71784525]

約数ペア:

[(1, 71784525), (3, 23928175), (5, 14356905), (15, 4785635), (25, 2871381), (53, 1354425), (75, 957127), (159, 451475), (265, 270885), (795, 90295), (1325, 54177), (3975, 18059)]