103375280

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{14519}}^1$

素因数の和:14621

約数の個数: 40

約数和(自身を含む): 243064800

約数和(自身を除く): 139689520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1780, 3560, 7120, 14519, 29038, 58076, 72595, 116152, 145190, 232304, 290380, 580760, 1161520, 1292191, 2584382, 5168764, 6460955, 10337528, 12921910, 20675056, 25843820, 51687640, 103375280]

約数ペア:

[(1, 103375280), (2, 51687640), (4, 25843820), (5, 20675056), (8, 12921910), (10, 10337528), (16, 6460955), (20, 5168764), (40, 2584382), (80, 1292191), (89, 1161520), (178, 580760), (356, 290380), (445, 232304), (712, 145190), (890, 116152), (1424, 72595), (1780, 58076), (3560, 29038), (7120, 14519)]