66557080

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{44971}}^1$

素因数の和:45019

約数の個数: 32

約数和(自身を含む): 153804240

約数和(自身を除く): 87247160

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 44971, 89942, 179884, 224855, 359768, 449710, 899420, 1663927, 1798840, 3327854, 6655708, 8319635, 13311416, 16639270, 33278540, 66557080]

約数ペア:

[(1, 66557080), (2, 33278540), (4, 16639270), (5, 13311416), (8, 8319635), (10, 6655708), (20, 3327854), (37, 1798840), (40, 1663927), (74, 899420), (148, 449710), (185, 359768), (296, 224855), (370, 179884), (740, 89942), (1480, 44971)]