64706175

素因数分解:

$3^3\times 5^2\times {\mathrm{257}}^1\times {\mathrm{373}}^1$

素因数の和:649

約数の個数: 48

約数和(自身を含む): 119650080

約数和(自身を除く): 54943905

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 257, 373, 675, 771, 1119, 1285, 1865, 2313, 3357, 3855, 5595, 6425, 6939, 9325, 10071, 11565, 16785, 19275, 27975, 34695, 50355, 57825, 83925, 95861, 173475, 251775, 287583, 479305, 862749, 1437915, 2396525, 2588247, 4313745, 7189575, 12941235, 21568725, 64706175]

約数ペア:

[(1, 64706175), (3, 21568725), (5, 12941235), (9, 7189575), (15, 4313745), (25, 2588247), (27, 2396525), (45, 1437915), (75, 862749), (135, 479305), (225, 287583), (257, 251775), (373, 173475), (675, 95861), (771, 83925), (1119, 57825), (1285, 50355), (1865, 34695), (2313, 27975), (3357, 19275), (3855, 16785), (5595, 11565), (6425, 10071), (6939, 9325)]