77915895

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1$

素因数の和:224

約数の個数: 64

約数和(自身を含む): 136581120

約数和(自身を除く): 58665225

約数列:

[1, 3, 5, 15, 29, 37, 47, 87, 103, 111, 141, 145, 185, 235, 309, 435, 515, 555, 705, 1073, 1363, 1545, 1739, 2987, 3219, 3811, 4089, 4841, 5217, 5365, 6815, 8695, 8961, 11433, 14523, 14935, 16095, 19055, 20445, 24205, 26085, 44805, 50431, 57165, 72615, 110519, 140389, 151293, 179117, 252155, 331557, 421167, 537351, 552595, 701945, 756465, 895585, 1657785, 2105835, 2686755, 5194393, 15583179, 25971965, 77915895]

約数ペア:

[(1, 77915895), (3, 25971965), (5, 15583179), (15, 5194393), (29, 2686755), (37, 2105835), (47, 1657785), (87, 895585), (103, 756465), (111, 701945), (141, 552595), (145, 537351), (185, 421167), (235, 331557), (309, 252155), (435, 179117), (515, 151293), (555, 140389), (705, 110519), (1073, 72615), (1363, 57165), (1545, 50431), (1739, 44805), (2987, 26085), (3219, 24205), (3811, 20445), (4089, 19055), (4841, 16095), (5217, 14935), (5365, 14523), (6815, 11433), (8695, 8961)]