159189875

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{601}}^1$

素因数の和:792

約数の個数: 32

約数和(自身を含む): 215621952

約数和(自身を除く): 56432077

約数列:

[1, 5, 13, 25, 65, 125, 163, 325, 601, 815, 1625, 2119, 3005, 4075, 7813, 10595, 15025, 20375, 39065, 52975, 75125, 97963, 195325, 264875, 489815, 976625, 1273519, 2449075, 6367595, 12245375, 31837975, 159189875]

約数ペア:

[(1, 159189875), (5, 31837975), (13, 12245375), (25, 6367595), (65, 2449075), (125, 1273519), (163, 976625), (325, 489815), (601, 264875), (815, 195325), (1625, 97963), (2119, 75125), (3005, 52975), (4075, 39065), (7813, 20375), (10595, 15025)]