200949520

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{1063}}^1$

素因数の和:1232

約数の個数: 80

約数和(自身を含む): 498718080

約数和(自身を除く): 297768560

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 139, 170, 272, 278, 340, 556, 680, 695, 1063, 1112, 1360, 1390, 2126, 2224, 2363, 2780, 4252, 4726, 5315, 5560, 8504, 9452, 10630, 11120, 11815, 17008, 18071, 18904, 21260, 23630, 36142, 37808, 42520, 47260, 72284, 85040, 90355, 94520, 144568, 147757, 180710, 189040, 289136, 295514, 361420, 591028, 722840, 738785, 1182056, 1445680, 1477570, 2364112, 2511869, 2955140, 5023738, 5910280, 10047476, 11820560, 12559345, 20094952, 25118690, 40189904, 50237380, 100474760, 200949520]

約数ペア:

[(1, 200949520), (2, 100474760), (4, 50237380), (5, 40189904), (8, 25118690), (10, 20094952), (16, 12559345), (17, 11820560), (20, 10047476), (34, 5910280), (40, 5023738), (68, 2955140), (80, 2511869), (85, 2364112), (136, 1477570), (139, 1445680), (170, 1182056), (272, 738785), (278, 722840), (340, 591028), (556, 361420), (680, 295514), (695, 289136), (1063, 189040), (1112, 180710), (1360, 147757), (1390, 144568), (2126, 94520), (2224, 90355), (2363, 85040), (2780, 72284), (4252, 47260), (4726, 42520), (5315, 37808), (5560, 36142), (8504, 23630), (9452, 21260), (10630, 18904), (11120, 18071), (11815, 17008)]