1219392925

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1\times {\mathrm{263}}^1$

素因数の和:562

約数の個数: 48

約数和(自身を含む): 1642037760

約数和(自身を除く): 422644835

約数列:

[1, 5, 19, 25, 43, 95, 215, 227, 263, 475, 817, 1075, 1135, 1315, 4085, 4313, 4997, 5675, 6575, 9761, 11309, 20425, 21565, 24985, 48805, 56545, 59701, 107825, 124925, 185459, 214871, 244025, 282725, 298505, 927295, 1074355, 1134319, 1492525, 2567143, 4636475, 5371775, 5671595, 12835715, 28357975, 48775717, 64178575, 243878585, 1219392925]

約数ペア:

[(1, 1219392925), (5, 243878585), (19, 64178575), (25, 48775717), (43, 28357975), (95, 12835715), (215, 5671595), (227, 5371775), (263, 4636475), (475, 2567143), (817, 1492525), (1075, 1134319), (1135, 1074355), (1315, 927295), (4085, 298505), (4313, 282725), (4997, 244025), (5675, 214871), (6575, 185459), (9761, 124925), (11309, 107825), (20425, 59701), (21565, 56545), (24985, 48805)]