51865720

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{21977}}^1$

素因数の和:22047

約数の個数: 32

約数和(自身を含む): 118681200

約数和(自身を除く): 66815480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 118, 236, 295, 472, 590, 1180, 2360, 21977, 43954, 87908, 109885, 175816, 219770, 439540, 879080, 1296643, 2593286, 5186572, 6483215, 10373144, 12966430, 25932860, 51865720]

約数ペア:

[(1, 51865720), (2, 25932860), (4, 12966430), (5, 10373144), (8, 6483215), (10, 5186572), (20, 2593286), (40, 1296643), (59, 879080), (118, 439540), (236, 219770), (295, 175816), (472, 109885), (590, 87908), (1180, 43954), (2360, 21977)]