685890490

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{887}}^1\times {\mathrm{1459}}^1$

素因数の和:2406

約数の個数: 32

約数和(自身を含む): 1260178560

約数和(自身を除く): 574288070

約数列:

[1, 2, 5, 10, 53, 106, 265, 530, 887, 1459, 1774, 2918, 4435, 7295, 8870, 14590, 47011, 77327, 94022, 154654, 235055, 386635, 470110, 773270, 1294133, 2588266, 6470665, 12941330, 68589049, 137178098, 342945245, 685890490]

約数ペア:

[(1, 685890490), (2, 342945245), (5, 137178098), (10, 68589049), (53, 12941330), (106, 6470665), (265, 2588266), (530, 1294133), (887, 773270), (1459, 470110), (1774, 386635), (2918, 235055), (4435, 154654), (7295, 94022), (8870, 77327), (14590, 47011)]