78626960

素因数分解:

$2^4\times 5^1\times {\mathrm{683}}^1\times {\mathrm{1439}}^1$

素因数の和:2135

約数の個数: 40

約数和(自身を含む): 183202560

約数和(自身を除く): 104575600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 683, 1366, 1439, 2732, 2878, 3415, 5464, 5756, 6830, 7195, 10928, 11512, 13660, 14390, 23024, 27320, 28780, 54640, 57560, 115120, 982837, 1965674, 3931348, 4914185, 7862696, 9828370, 15725392, 19656740, 39313480, 78626960]

約数ペア:

[(1, 78626960), (2, 39313480), (4, 19656740), (5, 15725392), (8, 9828370), (10, 7862696), (16, 4914185), (20, 3931348), (40, 1965674), (80, 982837), (683, 115120), (1366, 57560), (1439, 54640), (2732, 28780), (2878, 27320), (3415, 23024), (5464, 14390), (5756, 13660), (6830, 11512), (7195, 10928)]