51915560

素因数分解:

$2^3\times 5^1\times {\mathrm{569}}^1\times {\mathrm{2281}}^1$

素因数の和:2861

約数の個数: 32

約数和(自身を含む): 117066600

約数和(自身を除く): 65151040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 569, 1138, 2276, 2281, 2845, 4552, 4562, 5690, 9124, 11380, 11405, 18248, 22760, 22810, 45620, 91240, 1297889, 2595778, 5191556, 6489445, 10383112, 12978890, 25957780, 51915560]

約数ペア:

[(1, 51915560), (2, 25957780), (4, 12978890), (5, 10383112), (8, 6489445), (10, 5191556), (20, 2595778), (40, 1297889), (569, 91240), (1138, 45620), (2276, 22810), (2281, 22760), (2845, 18248), (4552, 11405), (4562, 11380), (5690, 9124)]