208487950

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{281}}^1$

素因数の和:394

約数の個数: 96

約数和(自身を含む): 453185280

約数和(自身を除く): 244697330

約数列:

[1, 2, 5, 10, 11, 19, 22, 25, 38, 50, 55, 71, 95, 110, 142, 190, 209, 275, 281, 355, 418, 475, 550, 562, 710, 781, 950, 1045, 1349, 1405, 1562, 1775, 2090, 2698, 2810, 3091, 3550, 3905, 5225, 5339, 6182, 6745, 7025, 7810, 10450, 10678, 13490, 14050, 14839, 15455, 19525, 19951, 26695, 29678, 30910, 33725, 39050, 39902, 53390, 58729, 67450, 74195, 77275, 99755, 117458, 133475, 148390, 154550, 199510, 219461, 266950, 293645, 370975, 379069, 438922, 498775, 587290, 741950, 758138, 997550, 1097305, 1468225, 1895345, 2194610, 2936450, 3790690, 4169759, 5486525, 8339518, 9476725, 10973050, 18953450, 20848795, 41697590, 104243975, 208487950]

約数ペア:

[(1, 208487950), (2, 104243975), (5, 41697590), (10, 20848795), (11, 18953450), (19, 10973050), (22, 9476725), (25, 8339518), (38, 5486525), (50, 4169759), (55, 3790690), (71, 2936450), (95, 2194610), (110, 1895345), (142, 1468225), (190, 1097305), (209, 997550), (275, 758138), (281, 741950), (355, 587290), (418, 498775), (475, 438922), (550, 379069), (562, 370975), (710, 293645), (781, 266950), (950, 219461), (1045, 199510), (1349, 154550), (1405, 148390), (1562, 133475), (1775, 117458), (2090, 99755), (2698, 77275), (2810, 74195), (3091, 67450), (3550, 58729), (3905, 53390), (5225, 39902), (5339, 39050), (6182, 33725), (6745, 30910), (7025, 29678), (7810, 26695), (10450, 19951), (10678, 19525), (13490, 15455), (14050, 14839)]