79788975

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{379}}^1\times {\mathrm{401}}^1$

素因数の和:800

約数の個数: 48

約数和(自身を含む): 151537920

約数和(自身を除く): 71748945

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 175, 379, 401, 525, 1137, 1203, 1895, 2005, 2653, 2807, 5685, 6015, 7959, 8421, 9475, 10025, 13265, 14035, 28425, 30075, 39795, 42105, 66325, 70175, 151979, 198975, 210525, 455937, 759895, 1063853, 2279685, 3191559, 3799475, 5319265, 11398425, 15957795, 26596325, 79788975]

約数ペア:

[(1, 79788975), (3, 26596325), (5, 15957795), (7, 11398425), (15, 5319265), (21, 3799475), (25, 3191559), (35, 2279685), (75, 1063853), (105, 759895), (175, 455937), (379, 210525), (401, 198975), (525, 151979), (1137, 70175), (1203, 66325), (1895, 42105), (2005, 39795), (2653, 30075), (2807, 28425), (5685, 14035), (6015, 13265), (7959, 10025), (8421, 9475)]