81809116

素因数分解:

$2^2\times {\mathrm{29}}^2\times {\mathrm{83}}^1\times {\mathrm{293}}^1$

素因数の和:438

約数の個数: 36

約数和(自身を含む): 150571512

約数和(自身を除く): 68762396

約数列:

[1, 2, 4, 29, 58, 83, 116, 166, 293, 332, 586, 841, 1172, 1682, 2407, 3364, 4814, 8497, 9628, 16994, 24319, 33988, 48638, 69803, 97276, 139606, 246413, 279212, 492826, 705251, 985652, 1410502, 2821004, 20452279, 40904558, 81809116]

約数ペア:

[(1, 81809116), (2, 40904558), (4, 20452279), (29, 2821004), (58, 1410502), (83, 985652), (116, 705251), (166, 492826), (293, 279212), (332, 246413), (586, 139606), (841, 97276), (1172, 69803), (1682, 48638), (2407, 33988), (3364, 24319), (4814, 16994), (8497, 9628)]