26388570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{953}}^1$

素因数の和:1047

約数の個数: 64

約数和(自身を含む): 69237504

約数和(自身を除く): 42848934

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 71, 78, 130, 142, 195, 213, 355, 390, 426, 710, 923, 953, 1065, 1846, 1906, 2130, 2769, 2859, 4615, 4765, 5538, 5718, 9230, 9530, 12389, 13845, 14295, 24778, 27690, 28590, 37167, 61945, 67663, 74334, 123890, 135326, 185835, 202989, 338315, 371670, 405978, 676630, 879619, 1014945, 1759238, 2029890, 2638857, 4398095, 5277714, 8796190, 13194285, 26388570]

約数ペア:

[(1, 26388570), (2, 13194285), (3, 8796190), (5, 5277714), (6, 4398095), (10, 2638857), (13, 2029890), (15, 1759238), (26, 1014945), (30, 879619), (39, 676630), (65, 405978), (71, 371670), (78, 338315), (130, 202989), (142, 185835), (195, 135326), (213, 123890), (355, 74334), (390, 67663), (426, 61945), (710, 37167), (923, 28590), (953, 27690), (1065, 24778), (1846, 14295), (1906, 13845), (2130, 12389), (2769, 9530), (2859, 9230), (4615, 5718), (4765, 5538)]