65244825

素因数分解:

$3^3\times 5^2\times {\mathrm{163}}^1\times {\mathrm{593}}^1$

素因数の和:775

約数の個数: 48

約数和(自身を含む): 120795840

約数和(自身を除く): 55551015

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 163, 225, 489, 593, 675, 815, 1467, 1779, 2445, 2965, 4075, 4401, 5337, 7335, 8895, 12225, 14825, 16011, 22005, 26685, 36675, 44475, 80055, 96659, 110025, 133425, 289977, 400275, 483295, 869931, 1449885, 2416475, 2609793, 4349655, 7249425, 13048965, 21748275, 65244825]

約数ペア:

[(1, 65244825), (3, 21748275), (5, 13048965), (9, 7249425), (15, 4349655), (25, 2609793), (27, 2416475), (45, 1449885), (75, 869931), (135, 483295), (163, 400275), (225, 289977), (489, 133425), (593, 110025), (675, 96659), (815, 80055), (1467, 44475), (1779, 36675), (2445, 26685), (2965, 22005), (4075, 16011), (4401, 14825), (5337, 12225), (7335, 8895)]