78139040

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{69767}}^1$

素因数の和:69789

約数の個数: 48

約数和(自身を含む): 210978432

約数和(自身を除く): 132839392

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, 69767, 139534, 279068, 348835, 488369, 558136, 697670, 976738, 1116272, 1395340, 1953476, 2232544, 2441845, 2790680, 3906952, 4883690, 5581360, 7813904, 9767380, 11162720, 15627808, 19534760, 39069520, 78139040]

約数ペア:

[(1, 78139040), (2, 39069520), (4, 19534760), (5, 15627808), (7, 11162720), (8, 9767380), (10, 7813904), (14, 5581360), (16, 4883690), (20, 3906952), (28, 2790680), (32, 2441845), (35, 2232544), (40, 1953476), (56, 1395340), (70, 1116272), (80, 976738), (112, 697670), (140, 558136), (160, 488369), (224, 348835), (280, 279068), (560, 139534), (1120, 69767)]