69643240

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{22039}}^1$

素因数の和:22129

約数の個数: 32

約数和(自身を含む): 158688000

約数和(自身を除く): 89044760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 22039, 44078, 88156, 110195, 176312, 220390, 440780, 881560, 1741081, 3482162, 6964324, 8705405, 13928648, 17410810, 34821620, 69643240]

約数ペア:

[(1, 69643240), (2, 34821620), (4, 17410810), (5, 13928648), (8, 8705405), (10, 6964324), (20, 3482162), (40, 1741081), (79, 881560), (158, 440780), (316, 220390), (395, 176312), (632, 110195), (790, 88156), (1580, 44078), (3160, 22039)]