19795655200

素因数分解:

$2^5\times 5^2\times {\mathrm{29}}^1\times {\mathrm{643}}^1\times {\mathrm{1327}}^1$

素因数の和:2019

約数の個数: 144

約数和(自身を含む): 50108042880

約数和(自身を除く): 30312387680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 29, 32, 40, 50, 58, 80, 100, 116, 145, 160, 200, 232, 290, 400, 464, 580, 643, 725, 800, 928, 1160, 1286, 1327, 1450, 2320, 2572, 2654, 2900, 3215, 4640, 5144, 5308, 5800, 6430, 6635, 10288, 10616, 11600, 12860, 13270, 16075, 18647, 20576, 21232, 23200, 25720, 26540, 32150, 33175, 37294, 38483, 42464, 51440, 53080, 64300, 66350, 74588, 76966, 93235, 102880, 106160, 128600, 132700, 149176, 153932, 186470, 192415, 212320, 257200, 265400, 298352, 307864, 372940, 384830, 466175, 514400, 530800, 596704, 615728, 745880, 769660, 853261, 932350, 962075, 1061600, 1231456, 1491760, 1539320, 1706522, 1864700, 1924150, 2983520, 3078640, 3413044, 3729400, 3848300, 4266305, 6157280, 6826088, 7458800, 7696600, 8532610, 13652176, 14917600, 15393200, 17065220, 21331525, 24744569, 27304352, 30786400, 34130440, 42663050, 49489138, 68260880, 85326100, 98978276, 123722845, 136521760, 170652200, 197956552, 247445690, 341304400, 395913104, 494891380, 618614225, 682608800, 791826208, 989782760, 1237228450, 1979565520, 2474456900, 3959131040, 4948913800, 9897827600, 19795655200]

約数ペア:

[(1, 19795655200), (2, 9897827600), (4, 4948913800), (5, 3959131040), (8, 2474456900), (10, 1979565520), (16, 1237228450), (20, 989782760), (25, 791826208), (29, 682608800), (32, 618614225), (40, 494891380), (50, 395913104), (58, 341304400), (80, 247445690), (100, 197956552), (116, 170652200), (145, 136521760), (160, 123722845), (200, 98978276), (232, 85326100), (290, 68260880), (400, 49489138), (464, 42663050), (580, 34130440), (643, 30786400), (725, 27304352), (800, 24744569), (928, 21331525), (1160, 17065220), (1286, 15393200), (1327, 14917600), (1450, 13652176), (2320, 8532610), (2572, 7696600), (2654, 7458800), (2900, 6826088), (3215, 6157280), (4640, 4266305), (5144, 3848300), (5308, 3729400), (5800, 3413044), (6430, 3078640), (6635, 2983520), (10288, 1924150), (10616, 1864700), (11600, 1706522), (12860, 1539320), (13270, 1491760), (16075, 1231456), (18647, 1061600), (20576, 962075), (21232, 932350), (23200, 853261), (25720, 769660), (26540, 745880), (32150, 615728), (33175, 596704), (37294, 530800), (38483, 514400), (42464, 466175), (51440, 384830), (53080, 372940), (64300, 307864), (66350, 298352), (74588, 265400), (76966, 257200), (93235, 212320), (102880, 192415), (106160, 186470), (128600, 153932), (132700, 149176)]