63939880

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{19259}}^1$

素因数の和:19353

約数の個数: 32

約数和(自身を含む): 145605600

約数和(自身を除く): 81665720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 19259, 38518, 77036, 96295, 154072, 192590, 385180, 770360, 1598497, 3196994, 6393988, 7992485, 12787976, 15984970, 31969940, 63939880]

約数ペア:

[(1, 63939880), (2, 31969940), (4, 15984970), (5, 12787976), (8, 7992485), (10, 6393988), (20, 3196994), (40, 1598497), (83, 770360), (166, 385180), (332, 192590), (415, 154072), (664, 96295), (830, 77036), (1660, 38518), (3320, 19259)]