73030040

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{21997}}^1$

素因数の和:22091

約数の個数: 32

約数和(自身を含む): 166304880

約数和(自身を除く): 93274840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 21997, 43994, 87988, 109985, 175976, 219970, 439940, 879880, 1825751, 3651502, 7303004, 9128755, 14606008, 18257510, 36515020, 73030040]

約数ペア:

[(1, 73030040), (2, 36515020), (4, 18257510), (5, 14606008), (8, 9128755), (10, 7303004), (20, 3651502), (40, 1825751), (83, 879880), (166, 439940), (332, 219970), (415, 175976), (664, 109985), (830, 87988), (1660, 43994), (3320, 21997)]