87918320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{8263}}^1$

素因数の和:8302

約数の個数: 80

約数和(自身を含む): 245936640

約数和(自身を除く): 158018320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 190, 266, 280, 304, 380, 532, 560, 665, 760, 1064, 1330, 1520, 2128, 2660, 5320, 8263, 10640, 16526, 33052, 41315, 57841, 66104, 82630, 115682, 132208, 156997, 165260, 231364, 289205, 313994, 330520, 462728, 578410, 627988, 661040, 784985, 925456, 1098979, 1156820, 1255976, 1569970, 2197958, 2313640, 2511952, 3139940, 4395916, 4627280, 5494895, 6279880, 8791832, 10989790, 12559760, 17583664, 21979580, 43959160, 87918320]

約数ペア:

[(1, 87918320), (2, 43959160), (4, 21979580), (5, 17583664), (7, 12559760), (8, 10989790), (10, 8791832), (14, 6279880), (16, 5494895), (19, 4627280), (20, 4395916), (28, 3139940), (35, 2511952), (38, 2313640), (40, 2197958), (56, 1569970), (70, 1255976), (76, 1156820), (80, 1098979), (95, 925456), (112, 784985), (133, 661040), (140, 627988), (152, 578410), (190, 462728), (266, 330520), (280, 313994), (304, 289205), (380, 231364), (532, 165260), (560, 156997), (665, 132208), (760, 115682), (1064, 82630), (1330, 66104), (1520, 57841), (2128, 41315), (2660, 33052), (5320, 16526), (8263, 10640)]