16568996900

素因数分解:

$2^2\times 5^2\times {\mathrm{61}}^1\times {\mathrm{1367}}^1\times {\mathrm{1987}}^1$

素因数の和:3429

約数の個数: 72

約数和(自身を含む): 36589283136

約数和(自身を除く): 20020286236

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 61, 100, 122, 244, 305, 610, 1220, 1367, 1525, 1987, 2734, 3050, 3974, 5468, 6100, 6835, 7948, 9935, 13670, 19870, 27340, 34175, 39740, 49675, 68350, 83387, 99350, 121207, 136700, 166774, 198700, 242414, 333548, 416935, 484828, 606035, 833870, 1212070, 1667740, 2084675, 2424140, 2716229, 3030175, 4169350, 5432458, 6060350, 8338700, 10864916, 12120700, 13581145, 27162290, 54324580, 67905725, 135811450, 165689969, 271622900, 331379938, 662759876, 828449845, 1656899690, 3313799380, 4142249225, 8284498450, 16568996900]

約数ペア:

[(1, 16568996900), (2, 8284498450), (4, 4142249225), (5, 3313799380), (10, 1656899690), (20, 828449845), (25, 662759876), (50, 331379938), (61, 271622900), (100, 165689969), (122, 135811450), (244, 67905725), (305, 54324580), (610, 27162290), (1220, 13581145), (1367, 12120700), (1525, 10864916), (1987, 8338700), (2734, 6060350), (3050, 5432458), (3974, 4169350), (5468, 3030175), (6100, 2716229), (6835, 2424140), (7948, 2084675), (9935, 1667740), (13670, 1212070), (19870, 833870), (27340, 606035), (34175, 484828), (39740, 416935), (49675, 333548), (68350, 242414), (83387, 198700), (99350, 166774), (121207, 136700)]