205945249540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{683}}^1\times {\mathrm{16883}}^1$

素因数の和:17641

約数の個数: 96

約数和(自身を含む): 465641809920

約数和(自身を除く): 259696560380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 47, 76, 94, 95, 188, 190, 235, 380, 470, 683, 893, 940, 1366, 1786, 2732, 3415, 3572, 4465, 6830, 8930, 12977, 13660, 16883, 17860, 25954, 32101, 33766, 51908, 64202, 64885, 67532, 84415, 128404, 129770, 160505, 168830, 259540, 320777, 321010, 337660, 609919, 641554, 642020, 793501, 1219838, 1283108, 1587002, 1603885, 2439676, 3049595, 3174004, 3207770, 3967505, 6099190, 6415540, 7935010, 11531089, 12198380, 15076519, 15870020, 23062178, 30153038, 46124356, 57655445, 60306076, 75382595, 115310890, 150765190, 219090691, 230621780, 301530380, 438181382, 541961183, 876362764, 1083922366, 1095453455, 2167844732, 2190906910, 2709805915, 4381813820, 5419611830, 10297262477, 10839223660, 20594524954, 41189049908, 51486312385, 102972624770, 205945249540]

約数ペア:

[(1, 205945249540), (2, 102972624770), (4, 51486312385), (5, 41189049908), (10, 20594524954), (19, 10839223660), (20, 10297262477), (38, 5419611830), (47, 4381813820), (76, 2709805915), (94, 2190906910), (95, 2167844732), (188, 1095453455), (190, 1083922366), (235, 876362764), (380, 541961183), (470, 438181382), (683, 301530380), (893, 230621780), (940, 219090691), (1366, 150765190), (1786, 115310890), (2732, 75382595), (3415, 60306076), (3572, 57655445), (4465, 46124356), (6830, 30153038), (8930, 23062178), (12977, 15870020), (13660, 15076519), (16883, 12198380), (17860, 11531089), (25954, 7935010), (32101, 6415540), (33766, 6099190), (51908, 3967505), (64202, 3207770), (64885, 3174004), (67532, 3049595), (84415, 2439676), (128404, 1603885), (129770, 1587002), (160505, 1283108), (168830, 1219838), (259540, 793501), (320777, 642020), (321010, 641554), (337660, 609919)]