71238560

素因数分解:

$2^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{6271}}^1$

素因数の和:6357

約数の個数: 48

約数和(自身を含む): 170698752

約数和(自身を除く): 99460192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 71, 80, 142, 160, 284, 355, 568, 710, 1136, 1420, 2272, 2840, 5680, 6271, 11360, 12542, 25084, 31355, 50168, 62710, 100336, 125420, 200672, 250840, 445241, 501680, 890482, 1003360, 1780964, 2226205, 3561928, 4452410, 7123856, 8904820, 14247712, 17809640, 35619280, 71238560]

約数ペア:

[(1, 71238560), (2, 35619280), (4, 17809640), (5, 14247712), (8, 8904820), (10, 7123856), (16, 4452410), (20, 3561928), (32, 2226205), (40, 1780964), (71, 1003360), (80, 890482), (142, 501680), (160, 445241), (284, 250840), (355, 200672), (568, 125420), (710, 100336), (1136, 62710), (1420, 50168), (2272, 31355), (2840, 25084), (5680, 12542), (6271, 11360)]