207872080

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199877}}^1$

素因数の和:199903

約数の個数: 40

約数和(自身を含む): 520482312

約数和(自身を除く): 312610232

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 199877, 399754, 799508, 999385, 1599016, 1998770, 2598401, 3198032, 3997540, 5196802, 7995080, 10393604, 12992005, 15990160, 20787208, 25984010, 41574416, 51968020, 103936040, 207872080]

約数ペア:

[(1, 207872080), (2, 103936040), (4, 51968020), (5, 41574416), (8, 25984010), (10, 20787208), (13, 15990160), (16, 12992005), (20, 10393604), (26, 7995080), (40, 5196802), (52, 3997540), (65, 3198032), (80, 2598401), (104, 1998770), (130, 1599016), (208, 999385), (260, 799508), (520, 399754), (1040, 199877)]