51513750

素因数分解:

$2^1\times 3^2\times 5^4\times {\mathrm{19}}^1\times {\mathrm{241}}^1$

素因数の和:288

約数の個数: 120

約数和(自身を含む): 147421560

約数和(自身を除く): 95907810

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 25, 30, 38, 45, 50, 57, 75, 90, 95, 114, 125, 150, 171, 190, 225, 241, 250, 285, 342, 375, 450, 475, 482, 570, 625, 723, 750, 855, 950, 1125, 1205, 1250, 1425, 1446, 1710, 1875, 2169, 2250, 2375, 2410, 2850, 3615, 3750, 4275, 4338, 4579, 4750, 5625, 6025, 7125, 7230, 8550, 9158, 10845, 11250, 11875, 12050, 13737, 14250, 18075, 21375, 21690, 22895, 23750, 27474, 30125, 35625, 36150, 41211, 42750, 45790, 54225, 60250, 68685, 71250, 82422, 90375, 106875, 108450, 114475, 137370, 150625, 180750, 206055, 213750, 228950, 271125, 301250, 343425, 412110, 451875, 542250, 572375, 686850, 903750, 1030275, 1144750, 1355625, 1717125, 2060550, 2711250, 2861875, 3434250, 5151375, 5723750, 8585625, 10302750, 17171250, 25756875, 51513750]

約数ペア:

[(1, 51513750), (2, 25756875), (3, 17171250), (5, 10302750), (6, 8585625), (9, 5723750), (10, 5151375), (15, 3434250), (18, 2861875), (19, 2711250), (25, 2060550), (30, 1717125), (38, 1355625), (45, 1144750), (50, 1030275), (57, 903750), (75, 686850), (90, 572375), (95, 542250), (114, 451875), (125, 412110), (150, 343425), (171, 301250), (190, 271125), (225, 228950), (241, 213750), (250, 206055), (285, 180750), (342, 150625), (375, 137370), (450, 114475), (475, 108450), (482, 106875), (570, 90375), (625, 82422), (723, 71250), (750, 68685), (855, 60250), (950, 54225), (1125, 45790), (1205, 42750), (1250, 41211), (1425, 36150), (1446, 35625), (1710, 30125), (1875, 27474), (2169, 23750), (2250, 22895), (2375, 21690), (2410, 21375), (2850, 18075), (3615, 14250), (3750, 13737), (4275, 12050), (4338, 11875), (4579, 11250), (4750, 10845), (5625, 9158), (6025, 8550), (7125, 7230)]