70868080

素因数分解:

$2^4\times 5^1\times {\mathrm{683}}^1\times {\mathrm{1297}}^1$

素因数の和:1993

約数の個数: 40

約数和(自身を含む): 165136752

約数和(自身を除く): 94268672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 683, 1297, 1366, 2594, 2732, 3415, 5188, 5464, 6485, 6830, 10376, 10928, 12970, 13660, 20752, 25940, 27320, 51880, 54640, 103760, 885851, 1771702, 3543404, 4429255, 7086808, 8858510, 14173616, 17717020, 35434040, 70868080]

約数ペア:

[(1, 70868080), (2, 35434040), (4, 17717020), (5, 14173616), (8, 8858510), (10, 7086808), (16, 4429255), (20, 3543404), (40, 1771702), (80, 885851), (683, 103760), (1297, 54640), (1366, 51880), (2594, 27320), (2732, 25940), (3415, 20752), (5188, 13660), (5464, 12970), (6485, 10928), (6830, 10376)]