64411760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{115021}}^1$

素因数の和:115041

約数の個数: 40

約数和(自身を含む): 171152736

約数和(自身を除く): 106740976

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 115021, 230042, 460084, 575105, 805147, 920168, 1150210, 1610294, 1840336, 2300420, 3220588, 4025735, 4600840, 6441176, 8051470, 9201680, 12882352, 16102940, 32205880, 64411760]

約数ペア:

[(1, 64411760), (2, 32205880), (4, 16102940), (5, 12882352), (7, 9201680), (8, 8051470), (10, 6441176), (14, 4600840), (16, 4025735), (20, 3220588), (28, 2300420), (35, 1840336), (40, 1610294), (56, 1150210), (70, 920168), (80, 805147), (112, 575105), (140, 460084), (280, 230042), (560, 115021)]