66569680

素因数分解:

$2^4\times 5^1\times {\mathrm{832121}}^1$

素因数の和:832134

約数の個数: 20

約数和(自身を含む): 154774692

約数和(自身を除く): 88205012

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 832121, 1664242, 3328484, 4160605, 6656968, 8321210, 13313936, 16642420, 33284840, 66569680]

約数ペア:

[(1, 66569680), (2, 33284840), (4, 16642420), (5, 13313936), (8, 8321210), (10, 6656968), (16, 4160605), (20, 3328484), (40, 1664242), (80, 832121)]