51301640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{7589}}^1$

素因数の和:7626

約数の個数: 48

約数和(自身を含む): 125007300

約数和(自身を除く): 73705660

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1352, 1690, 3380, 6760, 7589, 15178, 30356, 37945, 60712, 75890, 98657, 151780, 197314, 303560, 394628, 493285, 789256, 986570, 1282541, 1973140, 2565082, 3946280, 5130164, 6412705, 10260328, 12825410, 25650820, 51301640]

約数ペア:

[(1, 51301640), (2, 25650820), (4, 12825410), (5, 10260328), (8, 6412705), (10, 5130164), (13, 3946280), (20, 2565082), (26, 1973140), (40, 1282541), (52, 986570), (65, 789256), (104, 493285), (130, 394628), (169, 303560), (260, 197314), (338, 151780), (520, 98657), (676, 75890), (845, 60712), (1352, 37945), (1690, 30356), (3380, 15178), (6760, 7589)]