25188300

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{491}}^1$

素因数の和:533

約数の個数: 144

約数和(自身を含む): 85411200

約数和(自身を除く): 60222900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 25, 27, 30, 36, 38, 45, 50, 54, 57, 60, 75, 76, 90, 95, 100, 108, 114, 135, 150, 171, 180, 190, 225, 228, 270, 285, 300, 342, 380, 450, 475, 491, 513, 540, 570, 675, 684, 855, 900, 950, 982, 1026, 1140, 1350, 1425, 1473, 1710, 1900, 1964, 2052, 2455, 2565, 2700, 2850, 2946, 3420, 4275, 4419, 4910, 5130, 5700, 5892, 7365, 8550, 8838, 9329, 9820, 10260, 12275, 12825, 13257, 14730, 17100, 17676, 18658, 22095, 24550, 25650, 26514, 27987, 29460, 36825, 37316, 44190, 46645, 49100, 51300, 53028, 55974, 66285, 73650, 83961, 88380, 93290, 110475, 111948, 132570, 139935, 147300, 167922, 186580, 220950, 233225, 251883, 265140, 279870, 331425, 335844, 419805, 441900, 466450, 503766, 559740, 662850, 699675, 839610, 932900, 1007532, 1259415, 1325700, 1399350, 1679220, 2099025, 2518830, 2798700, 4198050, 5037660, 6297075, 8396100, 12594150, 25188300]

約数ペア:

[(1, 25188300), (2, 12594150), (3, 8396100), (4, 6297075), (5, 5037660), (6, 4198050), (9, 2798700), (10, 2518830), (12, 2099025), (15, 1679220), (18, 1399350), (19, 1325700), (20, 1259415), (25, 1007532), (27, 932900), (30, 839610), (36, 699675), (38, 662850), (45, 559740), (50, 503766), (54, 466450), (57, 441900), (60, 419805), (75, 335844), (76, 331425), (90, 279870), (95, 265140), (100, 251883), (108, 233225), (114, 220950), (135, 186580), (150, 167922), (171, 147300), (180, 139935), (190, 132570), (225, 111948), (228, 110475), (270, 93290), (285, 88380), (300, 83961), (342, 73650), (380, 66285), (450, 55974), (475, 53028), (491, 51300), (513, 49100), (540, 46645), (570, 44190), (675, 37316), (684, 36825), (855, 29460), (900, 27987), (950, 26514), (982, 25650), (1026, 24550), (1140, 22095), (1350, 18658), (1425, 17676), (1473, 17100), (1710, 14730), (1900, 13257), (1964, 12825), (2052, 12275), (2455, 10260), (2565, 9820), (2700, 9329), (2850, 8838), (2946, 8550), (3420, 7365), (4275, 5892), (4419, 5700), (4910, 5130)]