72841345

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:154

約数の個数: 64

約数和(自身を含む): 106375680

約数和(自身を除く): 33534335

約数列:

[1, 5, 17, 19, 23, 37, 53, 85, 95, 115, 185, 265, 323, 391, 437, 629, 703, 851, 901, 1007, 1219, 1615, 1955, 1961, 2185, 3145, 3515, 4255, 4505, 5035, 6095, 7429, 9805, 11951, 14467, 16169, 17119, 20723, 23161, 33337, 37145, 37259, 45103, 59755, 72335, 80845, 85595, 103615, 115805, 166685, 186295, 225515, 274873, 393737, 633403, 766751, 856957, 1374365, 1968685, 3167015, 3833755, 4284785, 14568269, 72841345]

約数ペア:

[(1, 72841345), (5, 14568269), (17, 4284785), (19, 3833755), (23, 3167015), (37, 1968685), (53, 1374365), (85, 856957), (95, 766751), (115, 633403), (185, 393737), (265, 274873), (323, 225515), (391, 186295), (437, 166685), (629, 115805), (703, 103615), (851, 85595), (901, 80845), (1007, 72335), (1219, 59755), (1615, 45103), (1955, 37259), (1961, 37145), (2185, 33337), (3145, 23161), (3515, 20723), (4255, 17119), (4505, 16169), (5035, 14467), (6095, 11951), (7429, 9805)]