348303669880

素因数分解:

$2^3\times 5^1\times {\mathrm{1451}}^1\times {\mathrm{2161}}^1\times {\mathrm{2777}}^1$

素因数の和:6400

約数の個数: 64

約数和(自身を含む): 784868784480

約数和(自身を除く): 436565114600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1451, 2161, 2777, 2902, 4322, 5554, 5804, 7255, 8644, 10805, 11108, 11608, 13885, 14510, 17288, 21610, 22216, 27770, 29020, 43220, 55540, 58040, 86440, 111080, 3135611, 4029427, 6001097, 6271222, 8058854, 12002194, 12542444, 15678055, 16117708, 20147135, 24004388, 25084888, 30005485, 31356110, 32235416, 40294270, 48008776, 60010970, 62712220, 80588540, 120021940, 125424440, 161177080, 240043880, 8707591747, 17415183494, 34830366988, 43537958735, 69660733976, 87075917470, 174151834940, 348303669880]

約数ペア:

[(1, 348303669880), (2, 174151834940), (4, 87075917470), (5, 69660733976), (8, 43537958735), (10, 34830366988), (20, 17415183494), (40, 8707591747), (1451, 240043880), (2161, 161177080), (2777, 125424440), (2902, 120021940), (4322, 80588540), (5554, 62712220), (5804, 60010970), (7255, 48008776), (8644, 40294270), (10805, 32235416), (11108, 31356110), (11608, 30005485), (13885, 25084888), (14510, 24004388), (17288, 20147135), (21610, 16117708), (22216, 15678055), (27770, 12542444), (29020, 12002194), (43220, 8058854), (55540, 6271222), (58040, 6001097), (86440, 4029427), (111080, 3135611)]