713802920

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1\times {\mathrm{1999}}^1$

素因数の和:2202

約数の個数: 64

約数和(自身を含む): 1641600000

約数和(自身を除く): 927797080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 113, 158, 226, 316, 395, 452, 565, 632, 790, 904, 1130, 1580, 1999, 2260, 3160, 3998, 4520, 7996, 8927, 9995, 15992, 17854, 19990, 35708, 39980, 44635, 71416, 79960, 89270, 157921, 178540, 225887, 315842, 357080, 451774, 631684, 789605, 903548, 1129435, 1263368, 1579210, 1807096, 2258870, 3158420, 4517740, 6316840, 9035480, 17845073, 35690146, 71380292, 89225365, 142760584, 178450730, 356901460, 713802920]

約数ペア:

[(1, 713802920), (2, 356901460), (4, 178450730), (5, 142760584), (8, 89225365), (10, 71380292), (20, 35690146), (40, 17845073), (79, 9035480), (113, 6316840), (158, 4517740), (226, 3158420), (316, 2258870), (395, 1807096), (452, 1579210), (565, 1263368), (632, 1129435), (790, 903548), (904, 789605), (1130, 631684), (1580, 451774), (1999, 357080), (2260, 315842), (3160, 225887), (3998, 178540), (4520, 157921), (7996, 89270), (8927, 79960), (9995, 71416), (15992, 44635), (17854, 39980), (19990, 35708)]