509885740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{997}}^1$

素因数の和:1307

約数の個数: 96

約数和(自身を含む): 1323874944

約数和(自身を除く): 813989204

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 281, 364, 455, 562, 910, 997, 1124, 1405, 1820, 1967, 1994, 2810, 3653, 3934, 3988, 4985, 5620, 6979, 7306, 7868, 9835, 9970, 12961, 13958, 14612, 18265, 19670, 19940, 25571, 25922, 27916, 34895, 36530, 39340, 51142, 51844, 64805, 69790, 73060, 90727, 102284, 127855, 129610, 139580, 181454, 255710, 259220, 280157, 362908, 453635, 511420, 560314, 907270, 1120628, 1400785, 1814540, 1961099, 2801570, 3642041, 3922198, 5603140, 7284082, 7844396, 9805495, 14568164, 18210205, 19610990, 25494287, 36420410, 39221980, 50988574, 72840820, 101977148, 127471435, 254942870, 509885740]

約数ペア:

[(1, 509885740), (2, 254942870), (4, 127471435), (5, 101977148), (7, 72840820), (10, 50988574), (13, 39221980), (14, 36420410), (20, 25494287), (26, 19610990), (28, 18210205), (35, 14568164), (52, 9805495), (65, 7844396), (70, 7284082), (91, 5603140), (130, 3922198), (140, 3642041), (182, 2801570), (260, 1961099), (281, 1814540), (364, 1400785), (455, 1120628), (562, 907270), (910, 560314), (997, 511420), (1124, 453635), (1405, 362908), (1820, 280157), (1967, 259220), (1994, 255710), (2810, 181454), (3653, 139580), (3934, 129610), (3988, 127855), (4985, 102284), (5620, 90727), (6979, 73060), (7306, 69790), (7868, 64805), (9835, 51844), (9970, 51142), (12961, 39340), (13958, 36530), (14612, 34895), (18265, 27916), (19670, 25922), (19940, 25571)]