64688181545

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{17627}}^1$

素因数の和:17802

約数の個数: 48

約数和(自身を含む): 86867681472

約数和(自身を除く): 22179499927

約数列:

[1, 5, 13, 43, 65, 101, 169, 215, 505, 559, 845, 1313, 2795, 4343, 6565, 7267, 17069, 17627, 21715, 36335, 56459, 85345, 88135, 229151, 282295, 733967, 757961, 1145755, 1780327, 2978963, 3669835, 3789805, 8901635, 9853493, 14894815, 23144251, 49267465, 76554061, 115721255, 128095409, 300875263, 382770305, 640477045, 995202793, 1504376315, 4976013965, 12937636309, 64688181545]

約数ペア:

[(1, 64688181545), (5, 12937636309), (13, 4976013965), (43, 1504376315), (65, 995202793), (101, 640477045), (169, 382770305), (215, 300875263), (505, 128095409), (559, 115721255), (845, 76554061), (1313, 49267465), (2795, 23144251), (4343, 14894815), (6565, 9853493), (7267, 8901635), (17069, 3789805), (17627, 3669835), (21715, 2978963), (36335, 1780327), (56459, 1145755), (85345, 757961), (88135, 733967), (229151, 282295)]