66209625

素因数分解:

$3^2\times 5^3\times {\mathrm{229}}^1\times {\mathrm{257}}^1$

素因数の和:507

約数の個数: 48

約数和(自身を含む): 120341520

約数和(自身を除く): 54131895

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 125, 225, 229, 257, 375, 687, 771, 1125, 1145, 1285, 2061, 2313, 3435, 3855, 5725, 6425, 10305, 11565, 17175, 19275, 28625, 32125, 51525, 57825, 58853, 85875, 96375, 176559, 257625, 289125, 294265, 529677, 882795, 1471325, 2648385, 4413975, 7356625, 13241925, 22069875, 66209625]

約数ペア:

[(1, 66209625), (3, 22069875), (5, 13241925), (9, 7356625), (15, 4413975), (25, 2648385), (45, 1471325), (75, 882795), (125, 529677), (225, 294265), (229, 289125), (257, 257625), (375, 176559), (687, 96375), (771, 85875), (1125, 58853), (1145, 57825), (1285, 51525), (2061, 32125), (2313, 28625), (3435, 19275), (3855, 17175), (5725, 11565), (6425, 10305)]