28721431510

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{227}}^1\times {\mathrm{22963}}^1$

素因数の和:23245

約数の個数: 64

約数和(自身を含む): 56546553600

約数和(自身を除く): 27825122090

約数列:

[1, 2, 5, 10, 19, 29, 38, 58, 95, 145, 190, 227, 290, 454, 551, 1102, 1135, 2270, 2755, 4313, 5510, 6583, 8626, 13166, 21565, 22963, 32915, 43130, 45926, 65830, 114815, 125077, 229630, 250154, 436297, 625385, 665927, 872594, 1250770, 1331854, 2181485, 3329635, 4362970, 5212601, 6659270, 10425202, 12652613, 25305226, 26063005, 52126010, 63263065, 99039419, 126526130, 151165429, 198078838, 302330858, 495197095, 755827145, 990394190, 1511654290, 2872143151, 5744286302, 14360715755, 28721431510]

約数ペア:

[(1, 28721431510), (2, 14360715755), (5, 5744286302), (10, 2872143151), (19, 1511654290), (29, 990394190), (38, 755827145), (58, 495197095), (95, 302330858), (145, 198078838), (190, 151165429), (227, 126526130), (290, 99039419), (454, 63263065), (551, 52126010), (1102, 26063005), (1135, 25305226), (2270, 12652613), (2755, 10425202), (4313, 6659270), (5510, 5212601), (6583, 4362970), (8626, 3329635), (13166, 2181485), (21565, 1331854), (22963, 1250770), (32915, 872594), (43130, 665927), (45926, 625385), (65830, 436297), (114815, 250154), (125077, 229630)]