52781840

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{21283}}^1$

素因数の和:21327

約数の個数: 40

約数和(自身を含む): 126682368

約数和(自身を除く): 73900528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 21283, 42566, 85132, 106415, 170264, 212830, 340528, 425660, 659773, 851320, 1319546, 1702640, 2639092, 3298865, 5278184, 6597730, 10556368, 13195460, 26390920, 52781840]

約数ペア:

[(1, 52781840), (2, 26390920), (4, 13195460), (5, 10556368), (8, 6597730), (10, 5278184), (16, 3298865), (20, 2639092), (31, 1702640), (40, 1319546), (62, 851320), (80, 659773), (124, 425660), (155, 340528), (248, 212830), (310, 170264), (496, 106415), (620, 85132), (1240, 42566), (2480, 21283)]