55975150

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:135

約数の個数: 144

約数和(自身を含む): 138419712

約数和(自身を除く): 82444562

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 25, 31, 35, 49, 50, 55, 62, 67, 70, 77, 98, 110, 134, 154, 155, 175, 217, 245, 275, 310, 335, 341, 350, 385, 434, 469, 490, 539, 550, 670, 682, 737, 770, 775, 938, 1078, 1085, 1225, 1474, 1519, 1550, 1675, 1705, 1925, 2077, 2170, 2345, 2387, 2450, 2695, 3038, 3283, 3350, 3410, 3685, 3850, 4154, 4690, 4774, 5159, 5390, 5425, 6566, 7370, 7595, 8525, 10318, 10385, 10850, 11725, 11935, 13475, 14539, 15190, 16415, 16709, 17050, 18425, 20770, 22847, 23450, 23870, 25795, 26950, 29078, 32830, 33418, 36113, 36850, 37975, 45694, 51590, 51925, 59675, 72226, 72695, 75950, 82075, 83545, 101773, 103850, 114235, 119350, 128975, 145390, 159929, 164150, 167090, 180565, 203546, 228470, 257950, 319858, 361130, 363475, 417725, 508865, 571175, 726950, 799645, 835450, 902825, 1017730, 1119503, 1142350, 1599290, 1805650, 2239006, 2544325, 3998225, 5088650, 5597515, 7996450, 11195030, 27987575, 55975150]

約数ペア:

[(1, 55975150), (2, 27987575), (5, 11195030), (7, 7996450), (10, 5597515), (11, 5088650), (14, 3998225), (22, 2544325), (25, 2239006), (31, 1805650), (35, 1599290), (49, 1142350), (50, 1119503), (55, 1017730), (62, 902825), (67, 835450), (70, 799645), (77, 726950), (98, 571175), (110, 508865), (134, 417725), (154, 363475), (155, 361130), (175, 319858), (217, 257950), (245, 228470), (275, 203546), (310, 180565), (335, 167090), (341, 164150), (350, 159929), (385, 145390), (434, 128975), (469, 119350), (490, 114235), (539, 103850), (550, 101773), (670, 83545), (682, 82075), (737, 75950), (770, 72695), (775, 72226), (938, 59675), (1078, 51925), (1085, 51590), (1225, 45694), (1474, 37975), (1519, 36850), (1550, 36113), (1675, 33418), (1705, 32830), (1925, 29078), (2077, 26950), (2170, 25795), (2345, 23870), (2387, 23450), (2450, 22847), (2695, 20770), (3038, 18425), (3283, 17050), (3350, 16709), (3410, 16415), (3685, 15190), (3850, 14539), (4154, 13475), (4690, 11935), (4774, 11725), (5159, 10850), (5390, 10385), (5425, 10318), (6566, 8525), (7370, 7595)]