81270608

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{4093}}^1$

素因数の和:4191

約数の個数: 40

約数和(自身を含む): 169049448

約数和(自身を除く): 87778840

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 73, 136, 146, 272, 292, 584, 1168, 1241, 2482, 4093, 4964, 8186, 9928, 16372, 19856, 32744, 65488, 69581, 139162, 278324, 298789, 556648, 597578, 1113296, 1195156, 2390312, 4780624, 5079413, 10158826, 20317652, 40635304, 81270608]

約数ペア:

[(1, 81270608), (2, 40635304), (4, 20317652), (8, 10158826), (16, 5079413), (17, 4780624), (34, 2390312), (68, 1195156), (73, 1113296), (136, 597578), (146, 556648), (272, 298789), (292, 278324), (584, 139162), (1168, 69581), (1241, 65488), (2482, 32744), (4093, 19856), (4964, 16372), (8186, 9928)]