250507140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{321163}}^1$

素因数の和:321188

約数の個数: 48

約数和(自身を含む): 755377728

約数和(自身を除く): 504870588

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 321163, 642326, 963489, 1284652, 1605815, 1926978, 3211630, 3853956, 4175119, 4817445, 6423260, 8350238, 9634890, 12525357, 16700476, 19269780, 20875595, 25050714, 41751190, 50101428, 62626785, 83502380, 125253570, 250507140]

約数ペア:

[(1, 250507140), (2, 125253570), (3, 83502380), (4, 62626785), (5, 50101428), (6, 41751190), (10, 25050714), (12, 20875595), (13, 19269780), (15, 16700476), (20, 12525357), (26, 9634890), (30, 8350238), (39, 6423260), (52, 4817445), (60, 4175119), (65, 3853956), (78, 3211630), (130, 1926978), (156, 1605815), (195, 1284652), (260, 963489), (390, 642326), (780, 321163)]