85816250

素因数分解:

$2^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{5281}}^1$

素因数の和:5316

約数の個数: 40

約数和(自身を含む): 173260164

約数和(自身を除く): 87443914

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 625, 650, 1250, 1625, 3250, 5281, 8125, 10562, 16250, 26405, 52810, 68653, 132025, 137306, 264050, 343265, 660125, 686530, 1320250, 1716325, 3300625, 3432650, 6601250, 8581625, 17163250, 42908125, 85816250]

約数ペア:

[(1, 85816250), (2, 42908125), (5, 17163250), (10, 8581625), (13, 6601250), (25, 3432650), (26, 3300625), (50, 1716325), (65, 1320250), (125, 686530), (130, 660125), (250, 343265), (325, 264050), (625, 137306), (650, 132025), (1250, 68653), (1625, 52810), (3250, 26405), (5281, 16250), (8125, 10562)]