5205375

素因数分解:

$3^2\times 5^3\times 7^1\times {\mathrm{661}}^1$

素因数の和:689

約数の個数: 48

約数和(自身を含む): 10740288

約数和(自身を除く): 5534913

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 105, 125, 175, 225, 315, 375, 525, 661, 875, 1125, 1575, 1983, 2625, 3305, 4627, 5949, 7875, 9915, 13881, 16525, 23135, 29745, 41643, 49575, 69405, 82625, 115675, 148725, 208215, 247875, 347025, 578375, 743625, 1041075, 1735125, 5205375]

約数ペア:

[(1, 5205375), (3, 1735125), (5, 1041075), (7, 743625), (9, 578375), (15, 347025), (21, 247875), (25, 208215), (35, 148725), (45, 115675), (63, 82625), (75, 69405), (105, 49575), (125, 41643), (175, 29745), (225, 23135), (315, 16525), (375, 13881), (525, 9915), (661, 7875), (875, 5949), (1125, 4627), (1575, 3305), (1983, 2625)]