49555980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1$

素因数の和:236

約数の個数: 144

約数和(自身を含む): 158505984

約数和(自身を除く): 108950004

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 83, 90, 93, 107, 124, 155, 166, 180, 186, 214, 249, 279, 310, 321, 332, 372, 415, 428, 465, 498, 535, 558, 620, 642, 747, 830, 930, 963, 996, 1070, 1116, 1245, 1284, 1395, 1494, 1605, 1660, 1860, 1926, 2140, 2490, 2573, 2790, 2988, 3210, 3317, 3735, 3852, 4815, 4980, 5146, 5580, 6420, 6634, 7470, 7719, 8881, 9630, 9951, 10292, 12865, 13268, 14940, 15438, 16585, 17762, 19260, 19902, 23157, 25730, 26643, 29853, 30876, 33170, 35524, 38595, 39804, 44405, 46314, 49755, 51460, 53286, 59706, 66340, 77190, 79929, 88810, 92628, 99510, 106572, 115785, 119412, 133215, 149265, 154380, 159858, 177620, 199020, 231570, 266430, 275311, 298530, 319716, 399645, 463140, 532860, 550622, 597060, 799290, 825933, 1101244, 1376555, 1598580, 1651866, 2477799, 2753110, 3303732, 4129665, 4955598, 5506220, 8259330, 9911196, 12388995, 16518660, 24777990, 49555980]

約数ペア:

[(1, 49555980), (2, 24777990), (3, 16518660), (4, 12388995), (5, 9911196), (6, 8259330), (9, 5506220), (10, 4955598), (12, 4129665), (15, 3303732), (18, 2753110), (20, 2477799), (30, 1651866), (31, 1598580), (36, 1376555), (45, 1101244), (60, 825933), (62, 799290), (83, 597060), (90, 550622), (93, 532860), (107, 463140), (124, 399645), (155, 319716), (166, 298530), (180, 275311), (186, 266430), (214, 231570), (249, 199020), (279, 177620), (310, 159858), (321, 154380), (332, 149265), (372, 133215), (415, 119412), (428, 115785), (465, 106572), (498, 99510), (535, 92628), (558, 88810), (620, 79929), (642, 77190), (747, 66340), (830, 59706), (930, 53286), (963, 51460), (996, 49755), (1070, 46314), (1116, 44405), (1245, 39804), (1284, 38595), (1395, 35524), (1494, 33170), (1605, 30876), (1660, 29853), (1860, 26643), (1926, 25730), (2140, 23157), (2490, 19902), (2573, 19260), (2790, 17762), (2988, 16585), (3210, 15438), (3317, 14940), (3735, 13268), (3852, 12865), (4815, 10292), (4980, 9951), (5146, 9630), (5580, 8881), (6420, 7719), (6634, 7470)]