205353040

素因数分解:

$2^4\times 5^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1\times {\mathrm{313}}^1$

素因数の和:524

約数の個数: 80

約数和(自身を含む): 490593600

約数和(自身を除く): 285240560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 59, 80, 118, 139, 236, 278, 295, 313, 472, 556, 590, 626, 695, 944, 1112, 1180, 1252, 1390, 1565, 2224, 2360, 2504, 2780, 3130, 4720, 5008, 5560, 6260, 8201, 11120, 12520, 16402, 18467, 25040, 32804, 36934, 41005, 43507, 65608, 73868, 82010, 87014, 92335, 131216, 147736, 164020, 174028, 184670, 217535, 295472, 328040, 348056, 369340, 435070, 656080, 696112, 738680, 870140, 1477360, 1740280, 2566913, 3480560, 5133826, 10267652, 12834565, 20535304, 25669130, 41070608, 51338260, 102676520, 205353040]

約数ペア:

[(1, 205353040), (2, 102676520), (4, 51338260), (5, 41070608), (8, 25669130), (10, 20535304), (16, 12834565), (20, 10267652), (40, 5133826), (59, 3480560), (80, 2566913), (118, 1740280), (139, 1477360), (236, 870140), (278, 738680), (295, 696112), (313, 656080), (472, 435070), (556, 369340), (590, 348056), (626, 328040), (695, 295472), (944, 217535), (1112, 184670), (1180, 174028), (1252, 164020), (1390, 147736), (1565, 131216), (2224, 92335), (2360, 87014), (2504, 82010), (2780, 73868), (3130, 65608), (4720, 43507), (5008, 41005), (5560, 36934), (6260, 32804), (8201, 25040), (11120, 18467), (12520, 16402)]