207625825

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{503}}^1$

素因数の和:622

約数の個数: 48

約数和(自身を含む): 299980800

約数和(自身を除く): 92354975

約数列:

[1, 5, 11, 19, 25, 55, 79, 95, 209, 275, 395, 475, 503, 869, 1045, 1501, 1975, 2515, 4345, 5225, 5533, 7505, 9557, 12575, 16511, 21725, 27665, 37525, 39737, 47785, 82555, 105127, 138325, 198685, 238925, 412775, 437107, 525635, 755003, 993425, 2185535, 2628175, 3775015, 8305033, 10927675, 18875075, 41525165, 207625825]

約数ペア:

[(1, 207625825), (5, 41525165), (11, 18875075), (19, 10927675), (25, 8305033), (55, 3775015), (79, 2628175), (95, 2185535), (209, 993425), (275, 755003), (395, 525635), (475, 437107), (503, 412775), (869, 238925), (1045, 198685), (1501, 138325), (1975, 105127), (2515, 82555), (4345, 47785), (5225, 39737), (5533, 37525), (7505, 27665), (9557, 21725), (12575, 16511)]