131729120

素因数分解:

$2^5\times 5^1\times {\mathrm{173}}^1\times {\mathrm{4759}}^1$

素因数の和:4947

約数の個数: 48

約数和(自身を含む): 313074720

約数和(自身を除く): 181345600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 173, 346, 692, 865, 1384, 1730, 2768, 3460, 4759, 5536, 6920, 9518, 13840, 19036, 23795, 27680, 38072, 47590, 76144, 95180, 152288, 190360, 380720, 761440, 823307, 1646614, 3293228, 4116535, 6586456, 8233070, 13172912, 16466140, 26345824, 32932280, 65864560, 131729120]

約数ペア:

[(1, 131729120), (2, 65864560), (4, 32932280), (5, 26345824), (8, 16466140), (10, 13172912), (16, 8233070), (20, 6586456), (32, 4116535), (40, 3293228), (80, 1646614), (160, 823307), (173, 761440), (346, 380720), (692, 190360), (865, 152288), (1384, 95180), (1730, 76144), (2768, 47590), (3460, 38072), (4759, 27680), (5536, 23795), (6920, 19036), (9518, 13840)]