108828980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{641}}^1\times {\mathrm{653}}^1$

素因数の和:1316

約数の個数: 48

約数和(自身を含む): 246882384

約数和(自身を除く): 138053404

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 641, 653, 1282, 1306, 2564, 2612, 3205, 3265, 6410, 6530, 8333, 8489, 12820, 13060, 16666, 16978, 33332, 33956, 41665, 42445, 83330, 84890, 166660, 169780, 418573, 837146, 1674292, 2092865, 4185730, 5441449, 8371460, 10882898, 21765796, 27207245, 54414490, 108828980]

約数ペア:

[(1, 108828980), (2, 54414490), (4, 27207245), (5, 21765796), (10, 10882898), (13, 8371460), (20, 5441449), (26, 4185730), (52, 2092865), (65, 1674292), (130, 837146), (260, 418573), (641, 169780), (653, 166660), (1282, 84890), (1306, 83330), (2564, 42445), (2612, 41665), (3205, 33956), (3265, 33332), (6410, 16978), (6530, 16666), (8333, 13060), (8489, 12820)]