90242505

素因数分解:

$3^4\times 5^1\times {\mathrm{163}}^1\times {\mathrm{1367}}^1$

素因数の和:1547

約数の個数: 40

約数和(自身を含む): 162879552

約数和(自身を除く): 72637047

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 163, 405, 489, 815, 1367, 1467, 2445, 4101, 4401, 6835, 7335, 12303, 13203, 20505, 22005, 36909, 61515, 66015, 110727, 184545, 222821, 553635, 668463, 1114105, 2005389, 3342315, 6016167, 10026945, 18048501, 30080835, 90242505]

約数ペア:

[(1, 90242505), (3, 30080835), (5, 18048501), (9, 10026945), (15, 6016167), (27, 3342315), (45, 2005389), (81, 1114105), (135, 668463), (163, 553635), (405, 222821), (489, 184545), (815, 110727), (1367, 66015), (1467, 61515), (2445, 36909), (4101, 22005), (4401, 20505), (6835, 13203), (7335, 12303)]