79490015

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:168

約数の個数: 64

約数和(自身を含む): 117849600

約数和(自身を除く): 38359585

約数列:

[1, 5, 11, 19, 29, 43, 55, 61, 95, 145, 209, 215, 305, 319, 473, 551, 671, 817, 1045, 1159, 1247, 1595, 1769, 2365, 2623, 2755, 3355, 4085, 5795, 6061, 6235, 8845, 8987, 12749, 13115, 13717, 19459, 23693, 28853, 30305, 33611, 44935, 49837, 63745, 68585, 76067, 97295, 118465, 144265, 168055, 249185, 260623, 369721, 380335, 548207, 836737, 1303115, 1445273, 1848605, 2741035, 4183685, 7226365, 15898003, 79490015]

約数ペア:

[(1, 79490015), (5, 15898003), (11, 7226365), (19, 4183685), (29, 2741035), (43, 1848605), (55, 1445273), (61, 1303115), (95, 836737), (145, 548207), (209, 380335), (215, 369721), (305, 260623), (319, 249185), (473, 168055), (551, 144265), (671, 118465), (817, 97295), (1045, 76067), (1159, 68585), (1247, 63745), (1595, 49837), (1769, 44935), (2365, 33611), (2623, 30305), (2755, 28853), (3355, 23693), (4085, 19459), (5795, 13717), (6061, 13115), (6235, 12749), (8845, 8987)]