87666880

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{5591}}^1$

素因数の和:5622

約数の個数: 84

約数和(自身を含む): 242882928

約数和(自身を除く): 155216048

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 320, 392, 448, 490, 560, 784, 980, 1120, 1568, 1960, 2240, 3136, 3920, 5591, 7840, 11182, 15680, 22364, 27955, 39137, 44728, 55910, 78274, 89456, 111820, 156548, 178912, 195685, 223640, 273959, 313096, 357824, 391370, 447280, 547918, 626192, 782740, 894560, 1095836, 1252384, 1369795, 1565480, 1789120, 2191672, 2504768, 2739590, 3130960, 4383344, 5479180, 6261920, 8766688, 10958360, 12523840, 17533376, 21916720, 43833440, 87666880]

約数ペア:

[(1, 87666880), (2, 43833440), (4, 21916720), (5, 17533376), (7, 12523840), (8, 10958360), (10, 8766688), (14, 6261920), (16, 5479180), (20, 4383344), (28, 3130960), (32, 2739590), (35, 2504768), (40, 2191672), (49, 1789120), (56, 1565480), (64, 1369795), (70, 1252384), (80, 1095836), (98, 894560), (112, 782740), (140, 626192), (160, 547918), (196, 447280), (224, 391370), (245, 357824), (280, 313096), (320, 273959), (392, 223640), (448, 195685), (490, 178912), (560, 156548), (784, 111820), (980, 89456), (1120, 78274), (1568, 55910), (1960, 44728), (2240, 39137), (3136, 27955), (3920, 22364), (5591, 15680), (7840, 11182)]