200722520

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{161873}}^1$

素因数の和:161915

約数の個数: 32

約数和(自身を含む): 466197120

約数和(自身を除く): 265474600

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 161873, 323746, 647492, 809365, 1294984, 1618730, 3237460, 5018063, 6474920, 10036126, 20072252, 25090315, 40144504, 50180630, 100361260, 200722520]

約数ペア:

[(1, 200722520), (2, 100361260), (4, 50180630), (5, 40144504), (8, 25090315), (10, 20072252), (20, 10036126), (31, 6474920), (40, 5018063), (62, 3237460), (124, 1618730), (155, 1294984), (248, 809365), (310, 647492), (620, 323746), (1240, 161873)]