142718875

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1237}}^1$

素因数の和:1336

約数の個数: 32

約数和(自身を含む): 194673024

約数和(自身を除く): 51954149

約数列:

[1, 5, 13, 25, 65, 71, 125, 325, 355, 923, 1237, 1625, 1775, 4615, 6185, 8875, 16081, 23075, 30925, 80405, 87827, 115375, 154625, 402025, 439135, 1141751, 2010125, 2195675, 5708755, 10978375, 28543775, 142718875]

約数ペア:

[(1, 142718875), (5, 28543775), (13, 10978375), (25, 5708755), (65, 2195675), (71, 2010125), (125, 1141751), (325, 439135), (355, 402025), (923, 154625), (1237, 115375), (1625, 87827), (1775, 80405), (4615, 30925), (6185, 23075), (8875, 16081)]