117615280

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{16519}}^1$

素因数の和:16621

約数の個数: 40

約数和(自身を含む): 276544800

約数和(自身を除く): 158929520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1780, 3560, 7120, 16519, 33038, 66076, 82595, 132152, 165190, 264304, 330380, 660760, 1321520, 1470191, 2940382, 5880764, 7350955, 11761528, 14701910, 23523056, 29403820, 58807640, 117615280]

約数ペア:

[(1, 117615280), (2, 58807640), (4, 29403820), (5, 23523056), (8, 14701910), (10, 11761528), (16, 7350955), (20, 5880764), (40, 2940382), (80, 1470191), (89, 1321520), (178, 660760), (356, 330380), (445, 264304), (712, 165190), (890, 132152), (1424, 82595), (1780, 66076), (3560, 33038), (7120, 16519)]