51012675

素因数分解:

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

素因数の和:698

約数の個数: 72

約数和(自身を含む): 106714400

約数和(自身を除く): 55701725

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 49, 63, 75, 105, 147, 175, 225, 245, 315, 343, 441, 525, 661, 735, 1029, 1225, 1575, 1715, 1983, 2205, 3087, 3305, 3675, 4627, 5145, 5949, 8575, 9915, 11025, 13881, 15435, 16525, 23135, 25725, 29745, 32389, 41643, 49575, 69405, 77175, 97167, 115675, 148725, 161945, 208215, 226723, 291501, 347025, 485835, 680169, 809725, 1041075, 1133615, 1457505, 2040507, 2429175, 3400845, 5668075, 7287525, 10202535, 17004225, 51012675]

約数ペア:

[(1, 51012675), (3, 17004225), (5, 10202535), (7, 7287525), (9, 5668075), (15, 3400845), (21, 2429175), (25, 2040507), (35, 1457505), (45, 1133615), (49, 1041075), (63, 809725), (75, 680169), (105, 485835), (147, 347025), (175, 291501), (225, 226723), (245, 208215), (315, 161945), (343, 148725), (441, 115675), (525, 97167), (661, 77175), (735, 69405), (1029, 49575), (1225, 41643), (1575, 32389), (1715, 29745), (1983, 25725), (2205, 23135), (3087, 16525), (3305, 15435), (3675, 13881), (4627, 11025), (5145, 9915), (5949, 8575)]