42553576

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{197}}^1$

素因数の和:314

約数の個数: 64

約数和(自身を含む): 90478080

約数和(自身を除く): 47924504

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 67, 104, 124, 134, 197, 248, 268, 394, 403, 536, 788, 806, 871, 1576, 1612, 1742, 2077, 2561, 3224, 3484, 4154, 5122, 6107, 6968, 8308, 10244, 12214, 13199, 16616, 20488, 24428, 26398, 27001, 48856, 52796, 54002, 79391, 105592, 108004, 158782, 171587, 216008, 317564, 343174, 409169, 635128, 686348, 818338, 1372696, 1636676, 3273352, 5319197, 10638394, 21276788, 42553576]

約数ペア:

[(1, 42553576), (2, 21276788), (4, 10638394), (8, 5319197), (13, 3273352), (26, 1636676), (31, 1372696), (52, 818338), (62, 686348), (67, 635128), (104, 409169), (124, 343174), (134, 317564), (197, 216008), (248, 171587), (268, 158782), (394, 108004), (403, 105592), (536, 79391), (788, 54002), (806, 52796), (871, 48856), (1576, 27001), (1612, 26398), (1742, 24428), (2077, 20488), (2561, 16616), (3224, 13199), (3484, 12214), (4154, 10244), (5122, 8308), (6107, 6968)]