86857120

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{77551}}^1$

素因数の和:77573

約数の個数: 48

約数和(自身を含む): 234517248

約数和(自身を除く): 147660128

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 77551, 155102, 310204, 387755, 542857, 620408, 775510, 1085714, 1240816, 1551020, 2171428, 2481632, 2714285, 3102040, 4342856, 5428570, 6204080, 8685712, 10857140, 12408160, 17371424, 21714280, 43428560, 86857120]

約数ペア:

[(1, 86857120), (2, 43428560), (4, 21714280), (5, 17371424), (7, 12408160), (8, 10857140), (10, 8685712), (14, 6204080), (16, 5428570), (20, 4342856), (28, 3102040), (32, 2714285), (35, 2481632), (40, 2171428), (56, 1551020), (70, 1240816), (80, 1085714), (112, 775510), (140, 620408), (160, 542857), (224, 387755), (280, 310204), (560, 155102), (1120, 77551)]