77836276

素因数分解:

$2^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1\times {\mathrm{197}}^1$

素因数の和:448

約数の個数: 48

約数和(自身を含む): 159134976

約数和(自身を除く): 81298700

約数列:

[1, 2, 4, 7, 14, 28, 103, 137, 197, 206, 274, 394, 412, 548, 721, 788, 959, 1379, 1442, 1918, 2758, 2884, 3836, 5516, 14111, 20291, 26989, 28222, 40582, 53978, 56444, 81164, 98777, 107956, 142037, 188923, 197554, 284074, 377846, 395108, 568148, 755692, 2779867, 5559734, 11119468, 19459069, 38918138, 77836276]

約数ペア:

[(1, 77836276), (2, 38918138), (4, 19459069), (7, 11119468), (14, 5559734), (28, 2779867), (103, 755692), (137, 568148), (197, 395108), (206, 377846), (274, 284074), (394, 197554), (412, 188923), (548, 142037), (721, 107956), (788, 98777), (959, 81164), (1379, 56444), (1442, 53978), (1918, 40582), (2758, 28222), (2884, 26989), (3836, 20291), (5516, 14111)]