64001475

素因数分解:

$3^3\times 5^2\times {\mathrm{53}}^1\times {\mathrm{1789}}^1$

素因数の和:1861

約数の個数: 48

約数和(自身を含む): 119858400

約数和(自身を除く): 55856925

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 53, 75, 135, 159, 225, 265, 477, 675, 795, 1325, 1431, 1789, 2385, 3975, 5367, 7155, 8945, 11925, 16101, 26835, 35775, 44725, 48303, 80505, 94817, 134175, 241515, 284451, 402525, 474085, 853353, 1207575, 1422255, 2370425, 2560059, 4266765, 7111275, 12800295, 21333825, 64001475]

約数ペア:

[(1, 64001475), (3, 21333825), (5, 12800295), (9, 7111275), (15, 4266765), (25, 2560059), (27, 2370425), (45, 1422255), (53, 1207575), (75, 853353), (135, 474085), (159, 402525), (225, 284451), (265, 241515), (477, 134175), (675, 94817), (795, 80505), (1325, 48303), (1431, 44725), (1789, 35775), (2385, 26835), (3975, 16101), (5367, 11925), (7155, 8945)]