73972640

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{66047}}^1$

素因数の和:66069

約数の個数: 48

約数和(自身を含む): 199729152

約数和(自身を除く): 125756512

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 66047, 132094, 264188, 330235, 462329, 528376, 660470, 924658, 1056752, 1320940, 1849316, 2113504, 2311645, 2641880, 3698632, 4623290, 5283760, 7397264, 9246580, 10567520, 14794528, 18493160, 36986320, 73972640]

約数ペア:

[(1, 73972640), (2, 36986320), (4, 18493160), (5, 14794528), (7, 10567520), (8, 9246580), (10, 7397264), (14, 5283760), (16, 4623290), (20, 3698632), (28, 2641880), (32, 2311645), (35, 2113504), (40, 1849316), (56, 1320940), (70, 1056752), (80, 924658), (112, 660470), (140, 528376), (160, 462329), (224, 330235), (280, 264188), (560, 132094), (1120, 66047)]