39420075

素因数分解:

$3^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{211}}^1$

素因数の和:324

約数の個数: 48

約数和(自身を含む): 68138496

約数和(自身を除く): 28718421

約数列:

[1, 3, 5, 15, 25, 47, 53, 75, 141, 159, 211, 235, 265, 633, 705, 795, 1055, 1175, 1325, 2491, 3165, 3525, 3975, 5275, 7473, 9917, 11183, 12455, 15825, 29751, 33549, 37365, 49585, 55915, 62275, 148755, 167745, 186825, 247925, 279575, 525601, 743775, 838725, 1576803, 2628005, 7884015, 13140025, 39420075]

約数ペア:

[(1, 39420075), (3, 13140025), (5, 7884015), (15, 2628005), (25, 1576803), (47, 838725), (53, 743775), (75, 525601), (141, 279575), (159, 247925), (211, 186825), (235, 167745), (265, 148755), (633, 62275), (705, 55915), (795, 49585), (1055, 37365), (1175, 33549), (1325, 29751), (2491, 15825), (3165, 12455), (3525, 11183), (3975, 9917), (5275, 7473)]