63986975

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:200

約数の個数: 48

約数和(自身を含む): 89994240

約数和(自身を除く): 26007265

約数列:

[1, 5, 13, 25, 47, 59, 65, 71, 235, 295, 325, 355, 611, 767, 923, 1175, 1475, 1775, 2773, 3055, 3337, 3835, 4189, 4615, 13865, 15275, 16685, 19175, 20945, 23075, 36049, 43381, 54457, 69325, 83425, 104725, 180245, 196883, 216905, 272285, 901225, 984415, 1084525, 1361425, 2559479, 4922075, 12797395, 63986975]

約数ペア:

[(1, 63986975), (5, 12797395), (13, 4922075), (25, 2559479), (47, 1361425), (59, 1084525), (65, 984415), (71, 901225), (235, 272285), (295, 216905), (325, 196883), (355, 180245), (611, 104725), (767, 83425), (923, 69325), (1175, 54457), (1475, 43381), (1775, 36049), (2773, 23075), (3055, 20945), (3337, 19175), (3835, 16685), (4189, 15275), (4615, 13865)]