88279990

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{99191}}^1$

素因数の和:99287

約数の個数: 16

約数和(自身を含む): 160691040

約数和(自身を除く): 72411050

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 99191, 198382, 495955, 991910, 8827999, 17655998, 44139995, 88279990]

約数ペア:

[(1, 88279990), (2, 44139995), (5, 17655998), (10, 8827999), (89, 991910), (178, 495955), (445, 198382), (890, 99191)]