50003720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^3\times {\mathrm{569}}^1$

素因数の和:619

約数の個数: 64

約数和(自身を含む): 122094000

約数和(自身を除く): 72090280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 569, 676, 845, 1138, 1352, 1690, 2197, 2276, 2845, 3380, 4394, 4552, 5690, 6760, 7397, 8788, 10985, 11380, 14794, 17576, 21970, 22760, 29588, 36985, 43940, 59176, 73970, 87880, 96161, 147940, 192322, 295880, 384644, 480805, 769288, 961610, 1250093, 1923220, 2500186, 3846440, 5000372, 6250465, 10000744, 12500930, 25001860, 50003720]

約数ペア:

[(1, 50003720), (2, 25001860), (4, 12500930), (5, 10000744), (8, 6250465), (10, 5000372), (13, 3846440), (20, 2500186), (26, 1923220), (40, 1250093), (52, 961610), (65, 769288), (104, 480805), (130, 384644), (169, 295880), (260, 192322), (338, 147940), (520, 96161), (569, 87880), (676, 73970), (845, 59176), (1138, 43940), (1352, 36985), (1690, 29588), (2197, 22760), (2276, 21970), (2845, 17576), (3380, 14794), (4394, 11380), (4552, 10985), (5690, 8788), (6760, 7397)]