99978040

素因数分解:

$2^3\times 5^1\times {\mathrm{823}}^1\times {\mathrm{3037}}^1$

素因数の和:3871

約数の個数: 32

約数和(自身を含む): 225298080

約数和(自身を除く): 125320040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 823, 1646, 3037, 3292, 4115, 6074, 6584, 8230, 12148, 15185, 16460, 24296, 30370, 32920, 60740, 121480, 2499451, 4998902, 9997804, 12497255, 19995608, 24994510, 49989020, 99978040]

約数ペア:

[(1, 99978040), (2, 49989020), (4, 24994510), (5, 19995608), (8, 12497255), (10, 9997804), (20, 4998902), (40, 2499451), (823, 121480), (1646, 60740), (3037, 32920), (3292, 30370), (4115, 24296), (6074, 16460), (6584, 15185), (8230, 12148)]