86672180

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{1499}}^1$

素因数の和:1581

約数の個数: 72

約数和(自身を含む): 215460000

約数和(自身を除く): 128787820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 59, 70, 98, 118, 140, 196, 236, 245, 295, 413, 490, 590, 826, 980, 1180, 1499, 1652, 2065, 2891, 2998, 4130, 5782, 5996, 7495, 8260, 10493, 11564, 14455, 14990, 20986, 28910, 29980, 41972, 52465, 57820, 73451, 88441, 104930, 146902, 176882, 209860, 293804, 353764, 367255, 442205, 619087, 734510, 884410, 1238174, 1469020, 1768820, 2476348, 3095435, 4333609, 6190870, 8667218, 12381740, 17334436, 21668045, 43336090, 86672180]

約数ペア:

[(1, 86672180), (2, 43336090), (4, 21668045), (5, 17334436), (7, 12381740), (10, 8667218), (14, 6190870), (20, 4333609), (28, 3095435), (35, 2476348), (49, 1768820), (59, 1469020), (70, 1238174), (98, 884410), (118, 734510), (140, 619087), (196, 442205), (236, 367255), (245, 353764), (295, 293804), (413, 209860), (490, 176882), (590, 146902), (826, 104930), (980, 88441), (1180, 73451), (1499, 57820), (1652, 52465), (2065, 41972), (2891, 29980), (2998, 28910), (4130, 20986), (5782, 14990), (5996, 14455), (7495, 11564), (8260, 10493)]