201920025

素因数分解:

$3^1\times 5^2\times {\mathrm{883}}^1\times {\mathrm{3049}}^1$

素因数の和:3945

約数の個数: 24

約数和(自身を含む): 334328800

約数和(自身を除く): 132408775

約数列:

[1, 3, 5, 15, 25, 75, 883, 2649, 3049, 4415, 9147, 13245, 15245, 22075, 45735, 66225, 76225, 228675, 2692267, 8076801, 13461335, 40384005, 67306675, 201920025]

約数ペア:

[(1, 201920025), (3, 67306675), (5, 40384005), (15, 13461335), (25, 8076801), (75, 2692267), (883, 228675), (2649, 76225), (3049, 66225), (4415, 45735), (9147, 22075), (13245, 15245)]