80551890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1$

素因数の和:336

約数の個数: 96

約数和(自身を含む): 217002240

約数和(自身を除く): 136450350

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 47, 90, 94, 137, 139, 141, 235, 274, 278, 282, 411, 417, 423, 470, 685, 695, 705, 822, 834, 846, 1233, 1251, 1370, 1390, 1410, 2055, 2085, 2115, 2466, 2502, 4110, 4170, 4230, 6165, 6255, 6439, 6533, 12330, 12510, 12878, 13066, 19043, 19317, 19599, 32195, 32665, 38086, 38634, 39198, 57129, 57951, 58797, 64390, 65330, 95215, 96585, 97995, 114258, 115902, 117594, 171387, 190430, 193170, 195990, 285645, 289755, 293985, 342774, 571290, 579510, 587970, 856935, 895021, 1713870, 1790042, 2685063, 4475105, 5370126, 8055189, 8950210, 13425315, 16110378, 26850630, 40275945, 80551890]

約数ペア:

[(1, 80551890), (2, 40275945), (3, 26850630), (5, 16110378), (6, 13425315), (9, 8950210), (10, 8055189), (15, 5370126), (18, 4475105), (30, 2685063), (45, 1790042), (47, 1713870), (90, 895021), (94, 856935), (137, 587970), (139, 579510), (141, 571290), (235, 342774), (274, 293985), (278, 289755), (282, 285645), (411, 195990), (417, 193170), (423, 190430), (470, 171387), (685, 117594), (695, 115902), (705, 114258), (822, 97995), (834, 96585), (846, 95215), (1233, 65330), (1251, 64390), (1370, 58797), (1390, 57951), (1410, 57129), (2055, 39198), (2085, 38634), (2115, 38086), (2466, 32665), (2502, 32195), (4110, 19599), (4170, 19317), (4230, 19043), (6165, 13066), (6255, 12878), (6439, 12510), (6533, 12330)]