205016080

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{4651}}^1$

素因数の和:4712

約数の個数: 80

約数和(自身を含む): 519163200

約数和(自身を除く): 314147120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 29, 38, 40, 58, 76, 80, 95, 116, 145, 152, 190, 232, 290, 304, 380, 464, 551, 580, 760, 1102, 1160, 1520, 2204, 2320, 2755, 4408, 4651, 5510, 8816, 9302, 11020, 18604, 22040, 23255, 37208, 44080, 46510, 74416, 88369, 93020, 134879, 176738, 186040, 269758, 353476, 372080, 441845, 539516, 674395, 706952, 883690, 1079032, 1348790, 1413904, 1767380, 2158064, 2562701, 2697580, 3534760, 5125402, 5395160, 7069520, 10250804, 10790320, 12813505, 20501608, 25627010, 41003216, 51254020, 102508040, 205016080]

約数ペア:

[(1, 205016080), (2, 102508040), (4, 51254020), (5, 41003216), (8, 25627010), (10, 20501608), (16, 12813505), (19, 10790320), (20, 10250804), (29, 7069520), (38, 5395160), (40, 5125402), (58, 3534760), (76, 2697580), (80, 2562701), (95, 2158064), (116, 1767380), (145, 1413904), (152, 1348790), (190, 1079032), (232, 883690), (290, 706952), (304, 674395), (380, 539516), (464, 441845), (551, 372080), (580, 353476), (760, 269758), (1102, 186040), (1160, 176738), (1520, 134879), (2204, 93020), (2320, 88369), (2755, 74416), (4408, 46510), (4651, 44080), (5510, 37208), (8816, 23255), (9302, 22040), (11020, 18604)]