16404575

素因数分解:

$5^2\times {\mathrm{11}}^3\times {\mathrm{17}}^1\times {\mathrm{29}}^1$

素因数の和:89

約数の個数: 48

約数和(自身を含む): 24507360

約数和(自身を除く): 8102785

約数列:

[1, 5, 11, 17, 25, 29, 55, 85, 121, 145, 187, 275, 319, 425, 493, 605, 725, 935, 1331, 1595, 2057, 2465, 3025, 3509, 4675, 5423, 6655, 7975, 10285, 12325, 17545, 22627, 27115, 33275, 38599, 51425, 59653, 87725, 113135, 135575, 192995, 298265, 565675, 656183, 964975, 1491325, 3280915, 16404575]

約数ペア:

[(1, 16404575), (5, 3280915), (11, 1491325), (17, 964975), (25, 656183), (29, 565675), (55, 298265), (85, 192995), (121, 135575), (145, 113135), (187, 87725), (275, 59653), (319, 51425), (425, 38599), (493, 33275), (605, 27115), (725, 22627), (935, 17545), (1331, 12325), (1595, 10285), (2057, 7975), (2465, 6655), (3025, 5423), (3509, 4675)]