80960100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{20759}}^1$

素因数の和:20789

約数の個数: 72

約数和(自身を含む): 252275520

約数和(自身を除く): 171315420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 150, 156, 195, 260, 300, 325, 390, 650, 780, 975, 1300, 1950, 3900, 20759, 41518, 62277, 83036, 103795, 124554, 207590, 249108, 269867, 311385, 415180, 518975, 539734, 622770, 809601, 1037950, 1079468, 1245540, 1349335, 1556925, 1619202, 2075900, 2698670, 3113850, 3238404, 4048005, 5397340, 6227700, 6746675, 8096010, 13493350, 16192020, 20240025, 26986700, 40480050, 80960100]

約数ペア:

[(1, 80960100), (2, 40480050), (3, 26986700), (4, 20240025), (5, 16192020), (6, 13493350), (10, 8096010), (12, 6746675), (13, 6227700), (15, 5397340), (20, 4048005), (25, 3238404), (26, 3113850), (30, 2698670), (39, 2075900), (50, 1619202), (52, 1556925), (60, 1349335), (65, 1245540), (75, 1079468), (78, 1037950), (100, 809601), (130, 622770), (150, 539734), (156, 518975), (195, 415180), (260, 311385), (300, 269867), (325, 249108), (390, 207590), (650, 124554), (780, 103795), (975, 83036), (1300, 62277), (1950, 41518), (3900, 20759)]