64968475

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1069}}^1$

素因数の和:1120

約数の個数: 48

約数和(自身を含む): 100306080

約数和(自身を除く): 35337605

約数列:

[1, 5, 11, 13, 17, 25, 55, 65, 85, 143, 187, 221, 275, 325, 425, 715, 935, 1069, 1105, 2431, 3575, 4675, 5345, 5525, 11759, 12155, 13897, 18173, 26725, 58795, 60775, 69485, 90865, 152867, 199903, 236249, 293975, 347425, 454325, 764335, 999515, 1181245, 2598739, 3821675, 4997575, 5906225, 12993695, 64968475]

約数ペア:

[(1, 64968475), (5, 12993695), (11, 5906225), (13, 4997575), (17, 3821675), (25, 2598739), (55, 1181245), (65, 999515), (85, 764335), (143, 454325), (187, 347425), (221, 293975), (275, 236249), (325, 199903), (425, 152867), (715, 90865), (935, 69485), (1069, 60775), (1105, 58795), (2431, 26725), (3575, 18173), (4675, 13897), (5345, 12155), (5525, 11759)]