8049583760

素因数分解:

$2^4\times 5^1\times {\mathrm{313}}^1\times {\mathrm{321469}}^1$

素因数の和:321795

約数の個数: 40

約数和(自身を含む): 18775133880

約数和(自身を除く): 10725550120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 313, 626, 1252, 1565, 2504, 3130, 5008, 6260, 12520, 25040, 321469, 642938, 1285876, 1607345, 2571752, 3214690, 5143504, 6429380, 12858760, 25717520, 100619797, 201239594, 402479188, 503098985, 804958376, 1006197970, 1609916752, 2012395940, 4024791880, 8049583760]

約数ペア:

[(1, 8049583760), (2, 4024791880), (4, 2012395940), (5, 1609916752), (8, 1006197970), (10, 804958376), (16, 503098985), (20, 402479188), (40, 201239594), (80, 100619797), (313, 25717520), (626, 12858760), (1252, 6429380), (1565, 5143504), (2504, 3214690), (3130, 2571752), (5008, 1607345), (6260, 1285876), (12520, 642938), (25040, 321469)]