65436880

素因数分解:

$2^4\times 5^1\times {\mathrm{601}}^1\times {\mathrm{1361}}^1$

素因数の和:1975

約数の個数: 40

約数和(自身を含む): 152505864

約数和(自身を除く): 87068984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 601, 1202, 1361, 2404, 2722, 3005, 4808, 5444, 6010, 6805, 9616, 10888, 12020, 13610, 21776, 24040, 27220, 48080, 54440, 108880, 817961, 1635922, 3271844, 4089805, 6543688, 8179610, 13087376, 16359220, 32718440, 65436880]

約数ペア:

[(1, 65436880), (2, 32718440), (4, 16359220), (5, 13087376), (8, 8179610), (10, 6543688), (16, 4089805), (20, 3271844), (40, 1635922), (80, 817961), (601, 108880), (1202, 54440), (1361, 48080), (2404, 27220), (2722, 24040), (3005, 21776), (4808, 13610), (5444, 12020), (6010, 10888), (6805, 9616)]