1279685810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{166843}}^1$

素因数の和:166922

約数の個数: 32

約数和(自身を含む): 2522681280

約数和(自身を除く): 1242995470

約数列:

[1, 2, 5, 10, 13, 26, 59, 65, 118, 130, 295, 590, 767, 1534, 3835, 7670, 166843, 333686, 834215, 1668430, 2168959, 4337918, 9843737, 10844795, 19687474, 21689590, 49218685, 98437370, 127968581, 255937162, 639842905, 1279685810]

約数ペア:

[(1, 1279685810), (2, 639842905), (5, 255937162), (10, 127968581), (13, 98437370), (26, 49218685), (59, 21689590), (65, 19687474), (118, 10844795), (130, 9843737), (295, 4337918), (590, 2168959), (767, 1668430), (1534, 834215), (3835, 333686), (7670, 166843)]