64070500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{9857}}^1$

素因数の和:9889

約数の個数: 48

約数和(自身を含む): 150709104

約数和(自身を除く): 86638604

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 250, 260, 325, 500, 650, 1300, 1625, 3250, 6500, 9857, 19714, 39428, 49285, 98570, 128141, 197140, 246425, 256282, 492850, 512564, 640705, 985700, 1232125, 1281410, 2464250, 2562820, 3203525, 4928500, 6407050, 12814100, 16017625, 32035250, 64070500]

約数ペア:

[(1, 64070500), (2, 32035250), (4, 16017625), (5, 12814100), (10, 6407050), (13, 4928500), (20, 3203525), (25, 2562820), (26, 2464250), (50, 1281410), (52, 1232125), (65, 985700), (100, 640705), (125, 512564), (130, 492850), (250, 256282), (260, 246425), (325, 197140), (500, 128141), (650, 98570), (1300, 49285), (1625, 39428), (3250, 19714), (6500, 9857)]