1600555820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{2381}}^1$

素因数の和:2499

約数の個数: 96

約数和(自身を含む): 3721636800

約数和(自身を除く): 2121080980

約数列:

[1, 2, 4, 5, 10, 19, 20, 29, 38, 58, 61, 76, 95, 116, 122, 145, 190, 244, 290, 305, 380, 551, 580, 610, 1102, 1159, 1220, 1769, 2204, 2318, 2381, 2755, 3538, 4636, 4762, 5510, 5795, 7076, 8845, 9524, 11020, 11590, 11905, 17690, 23180, 23810, 33611, 35380, 45239, 47620, 67222, 69049, 90478, 134444, 138098, 145241, 168055, 180956, 226195, 276196, 290482, 336110, 345245, 452390, 580964, 672220, 690490, 726205, 904780, 1311931, 1380980, 1452410, 2623862, 2759579, 2904820, 4211989, 5247724, 5519158, 6559655, 8423978, 11038316, 13119310, 13797895, 16847956, 21059945, 26238620, 27595790, 42119890, 55191580, 80027791, 84239780, 160055582, 320111164, 400138955, 800277910, 1600555820]

約数ペア:

[(1, 1600555820), (2, 800277910), (4, 400138955), (5, 320111164), (10, 160055582), (19, 84239780), (20, 80027791), (29, 55191580), (38, 42119890), (58, 27595790), (61, 26238620), (76, 21059945), (95, 16847956), (116, 13797895), (122, 13119310), (145, 11038316), (190, 8423978), (244, 6559655), (290, 5519158), (305, 5247724), (380, 4211989), (551, 2904820), (580, 2759579), (610, 2623862), (1102, 1452410), (1159, 1380980), (1220, 1311931), (1769, 904780), (2204, 726205), (2318, 690490), (2381, 672220), (2755, 580964), (3538, 452390), (4636, 345245), (4762, 336110), (5510, 290482), (5795, 276196), (7076, 226195), (8845, 180956), (9524, 168055), (11020, 145241), (11590, 138098), (11905, 134444), (17690, 90478), (23180, 69049), (23810, 67222), (33611, 47620), (35380, 45239)]