51019120

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{21991}}^1$

素因数の和:22033

約数の個数: 40

約数和(自身を含む): 122715360

約数和(自身を除く): 71696240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 21991, 43982, 87964, 109955, 175928, 219910, 351856, 439820, 637739, 879640, 1275478, 1759280, 2550956, 3188695, 5101912, 6377390, 10203824, 12754780, 25509560, 51019120]

約数ペア:

[(1, 51019120), (2, 25509560), (4, 12754780), (5, 10203824), (8, 6377390), (10, 5101912), (16, 3188695), (20, 2550956), (29, 1759280), (40, 1275478), (58, 879640), (80, 637739), (116, 439820), (145, 351856), (232, 219910), (290, 175928), (464, 109955), (580, 87964), (1160, 43982), (2320, 21991)]