8889606680

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{2579}}^1$

素因数の和:2781

約数の個数: 128

約数和(自身を含む): 21917822400

約数和(自身を除く): 13028215720

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 37, 40, 68, 74, 85, 136, 137, 148, 170, 185, 274, 296, 340, 370, 548, 629, 680, 685, 740, 1096, 1258, 1370, 1480, 2329, 2516, 2579, 2740, 3145, 4658, 5032, 5069, 5158, 5480, 6290, 9316, 10138, 10316, 11645, 12580, 12895, 18632, 20276, 20632, 23290, 25160, 25345, 25790, 40552, 43843, 46580, 50690, 51580, 86173, 87686, 93160, 95423, 101380, 103160, 172346, 175372, 190846, 202760, 219215, 344692, 350744, 353323, 381692, 430865, 438430, 477115, 689384, 706646, 763384, 861730, 876860, 954230, 1413292, 1622191, 1723460, 1753720, 1766615, 1908460, 2826584, 3244382, 3446920, 3533230, 3816920, 6006491, 6488764, 7066460, 8110955, 12012982, 12977528, 13072951, 14132920, 16221910, 24025964, 26145902, 30032455, 32443820, 48051928, 52291804, 60064910, 64887640, 65364755, 104583608, 120129820, 130729510, 222240167, 240259640, 261459020, 444480334, 522918040, 888960668, 1111200835, 1777921336, 2222401670, 4444803340, 8889606680]

約数ペア:

[(1, 8889606680), (2, 4444803340), (4, 2222401670), (5, 1777921336), (8, 1111200835), (10, 888960668), (17, 522918040), (20, 444480334), (34, 261459020), (37, 240259640), (40, 222240167), (68, 130729510), (74, 120129820), (85, 104583608), (136, 65364755), (137, 64887640), (148, 60064910), (170, 52291804), (185, 48051928), (274, 32443820), (296, 30032455), (340, 26145902), (370, 24025964), (548, 16221910), (629, 14132920), (680, 13072951), (685, 12977528), (740, 12012982), (1096, 8110955), (1258, 7066460), (1370, 6488764), (1480, 6006491), (2329, 3816920), (2516, 3533230), (2579, 3446920), (2740, 3244382), (3145, 2826584), (4658, 1908460), (5032, 1766615), (5069, 1753720), (5158, 1723460), (5480, 1622191), (6290, 1413292), (9316, 954230), (10138, 876860), (10316, 861730), (11645, 763384), (12580, 706646), (12895, 689384), (18632, 477115), (20276, 438430), (20632, 430865), (23290, 381692), (25160, 353323), (25345, 350744), (25790, 344692), (40552, 219215), (43843, 202760), (46580, 190846), (50690, 175372), (51580, 172346), (86173, 103160), (87686, 101380), (93160, 95423)]