9678500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{1489}}^1$

素因数の和:1521

約数の個数: 48

約数和(自身を含む): 22779120

約数和(自身を除く): 13100620

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 250, 260, 325, 500, 650, 1300, 1489, 1625, 2978, 3250, 5956, 6500, 7445, 14890, 19357, 29780, 37225, 38714, 74450, 77428, 96785, 148900, 186125, 193570, 372250, 387140, 483925, 744500, 967850, 1935700, 2419625, 4839250, 9678500]

約数ペア:

[(1, 9678500), (2, 4839250), (4, 2419625), (5, 1935700), (10, 967850), (13, 744500), (20, 483925), (25, 387140), (26, 372250), (50, 193570), (52, 186125), (65, 148900), (100, 96785), (125, 77428), (130, 74450), (250, 38714), (260, 37225), (325, 29780), (500, 19357), (650, 14890), (1300, 7445), (1489, 6500), (1625, 5956), (2978, 3250)]