42457168

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1$

素因数の和:212

約数の個数: 80

約数和(自身を含む): 93494016

約数和(自身を除く): 51036848

約数列:

[1, 2, 4, 8, 13, 16, 26, 43, 47, 52, 86, 94, 101, 104, 172, 188, 202, 208, 344, 376, 404, 559, 611, 688, 752, 808, 1118, 1222, 1313, 1616, 2021, 2236, 2444, 2626, 4042, 4343, 4472, 4747, 4888, 5252, 8084, 8686, 8944, 9494, 9776, 10504, 16168, 17372, 18988, 21008, 26273, 32336, 34744, 37976, 52546, 56459, 61711, 69488, 75952, 105092, 112918, 123422, 204121, 210184, 225836, 246844, 408242, 420368, 451672, 493688, 816484, 903344, 987376, 1632968, 2653573, 3265936, 5307146, 10614292, 21228584, 42457168]

約数ペア:

[(1, 42457168), (2, 21228584), (4, 10614292), (8, 5307146), (13, 3265936), (16, 2653573), (26, 1632968), (43, 987376), (47, 903344), (52, 816484), (86, 493688), (94, 451672), (101, 420368), (104, 408242), (172, 246844), (188, 225836), (202, 210184), (208, 204121), (344, 123422), (376, 112918), (404, 105092), (559, 75952), (611, 69488), (688, 61711), (752, 56459), (808, 52546), (1118, 37976), (1222, 34744), (1313, 32336), (1616, 26273), (2021, 21008), (2236, 18988), (2444, 17372), (2626, 16168), (4042, 10504), (4343, 9776), (4472, 9494), (4747, 8944), (4888, 8686), (5252, 8084)]