255107300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{19181}}^1$

素因数の和:19221

約数の個数: 72

約数和(自身を含む): 665999040

約数和(自身を除く): 410891740

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 25, 28, 35, 38, 50, 70, 76, 95, 100, 133, 140, 175, 190, 266, 350, 380, 475, 532, 665, 700, 950, 1330, 1900, 2660, 3325, 6650, 13300, 19181, 38362, 76724, 95905, 134267, 191810, 268534, 364439, 383620, 479525, 537068, 671335, 728878, 959050, 1342670, 1457756, 1822195, 1918100, 2551073, 2685340, 3356675, 3644390, 5102146, 6713350, 7288780, 9110975, 10204292, 12755365, 13426700, 18221950, 25510730, 36443900, 51021460, 63776825, 127553650, 255107300]

約数ペア:

[(1, 255107300), (2, 127553650), (4, 63776825), (5, 51021460), (7, 36443900), (10, 25510730), (14, 18221950), (19, 13426700), (20, 12755365), (25, 10204292), (28, 9110975), (35, 7288780), (38, 6713350), (50, 5102146), (70, 3644390), (76, 3356675), (95, 2685340), (100, 2551073), (133, 1918100), (140, 1822195), (175, 1457756), (190, 1342670), (266, 959050), (350, 728878), (380, 671335), (475, 537068), (532, 479525), (665, 383620), (700, 364439), (950, 268534), (1330, 191810), (1900, 134267), (2660, 95905), (3325, 76724), (6650, 38362), (13300, 19181)]