49470640

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{197}}^1$

素因数の和:326

約数の個数: 80

約数和(自身を含む): 119911968

約数和(自身を除く): 70441328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 73, 80, 86, 146, 172, 197, 215, 292, 344, 365, 394, 430, 584, 688, 730, 788, 860, 985, 1168, 1460, 1576, 1720, 1970, 2920, 3139, 3152, 3440, 3940, 5840, 6278, 7880, 8471, 12556, 14381, 15695, 15760, 16942, 25112, 28762, 31390, 33884, 42355, 50224, 57524, 62780, 67768, 71905, 84710, 115048, 125560, 135536, 143810, 169420, 230096, 251120, 287620, 338840, 575240, 618383, 677680, 1150480, 1236766, 2473532, 3091915, 4947064, 6183830, 9894128, 12367660, 24735320, 49470640]

約数ペア:

[(1, 49470640), (2, 24735320), (4, 12367660), (5, 9894128), (8, 6183830), (10, 4947064), (16, 3091915), (20, 2473532), (40, 1236766), (43, 1150480), (73, 677680), (80, 618383), (86, 575240), (146, 338840), (172, 287620), (197, 251120), (215, 230096), (292, 169420), (344, 143810), (365, 135536), (394, 125560), (430, 115048), (584, 84710), (688, 71905), (730, 67768), (788, 62780), (860, 57524), (985, 50224), (1168, 42355), (1460, 33884), (1576, 31390), (1720, 28762), (1970, 25112), (2920, 16942), (3139, 15760), (3152, 15695), (3440, 14381), (3940, 12556), (5840, 8471), (6278, 7880)]