54791800

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{5591}}^1$

素因数の和:5621

約数の個数: 72

約数和(自身を含む): 148215960

約数和(自身を除く): 93424160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 98, 100, 140, 175, 196, 200, 245, 280, 350, 392, 490, 700, 980, 1225, 1400, 1960, 2450, 4900, 5591, 9800, 11182, 22364, 27955, 39137, 44728, 55910, 78274, 111820, 139775, 156548, 195685, 223640, 273959, 279550, 313096, 391370, 547918, 559100, 782740, 978425, 1095836, 1118200, 1369795, 1565480, 1956850, 2191672, 2739590, 3913700, 5479180, 6848975, 7827400, 10958360, 13697950, 27395900, 54791800]

約数ペア:

[(1, 54791800), (2, 27395900), (4, 13697950), (5, 10958360), (7, 7827400), (8, 6848975), (10, 5479180), (14, 3913700), (20, 2739590), (25, 2191672), (28, 1956850), (35, 1565480), (40, 1369795), (49, 1118200), (50, 1095836), (56, 978425), (70, 782740), (98, 559100), (100, 547918), (140, 391370), (175, 313096), (196, 279550), (200, 273959), (245, 223640), (280, 195685), (350, 156548), (392, 139775), (490, 111820), (700, 78274), (980, 55910), (1225, 44728), (1400, 39137), (1960, 27955), (2450, 22364), (4900, 11182), (5591, 9800)]