69905000

素因数分解:

$2^3\times 5^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:109

約数の個数: 160

約数和(自身を含む): 188939520

約数和(自身を除く): 119034520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 31, 40, 41, 44, 50, 55, 62, 82, 88, 100, 110, 124, 125, 155, 164, 200, 205, 220, 248, 250, 275, 310, 328, 341, 410, 440, 451, 500, 550, 620, 625, 682, 775, 820, 902, 1000, 1025, 1100, 1240, 1250, 1271, 1364, 1375, 1550, 1640, 1705, 1804, 2050, 2200, 2255, 2500, 2542, 2728, 2750, 3100, 3410, 3608, 3875, 4100, 4510, 5000, 5084, 5125, 5500, 6200, 6355, 6820, 6875, 7750, 8200, 8525, 9020, 10168, 10250, 11000, 11275, 12710, 13640, 13750, 13981, 15500, 17050, 18040, 19375, 20500, 22550, 25420, 25625, 27500, 27962, 31000, 31775, 34100, 38750, 41000, 42625, 45100, 50840, 51250, 55000, 55924, 56375, 63550, 68200, 69905, 77500, 85250, 90200, 102500, 111848, 112750, 127100, 139810, 155000, 158875, 170500, 205000, 213125, 225500, 254200, 279620, 281875, 317750, 341000, 349525, 426250, 451000, 559240, 563750, 635500, 699050, 794375, 852500, 1127500, 1271000, 1398100, 1588750, 1705000, 1747625, 2255000, 2796200, 3177500, 3495250, 6355000, 6990500, 8738125, 13981000, 17476250, 34952500, 69905000]

約数ペア:

[(1, 69905000), (2, 34952500), (4, 17476250), (5, 13981000), (8, 8738125), (10, 6990500), (11, 6355000), (20, 3495250), (22, 3177500), (25, 2796200), (31, 2255000), (40, 1747625), (41, 1705000), (44, 1588750), (50, 1398100), (55, 1271000), (62, 1127500), (82, 852500), (88, 794375), (100, 699050), (110, 635500), (124, 563750), (125, 559240), (155, 451000), (164, 426250), (200, 349525), (205, 341000), (220, 317750), (248, 281875), (250, 279620), (275, 254200), (310, 225500), (328, 213125), (341, 205000), (410, 170500), (440, 158875), (451, 155000), (500, 139810), (550, 127100), (620, 112750), (625, 111848), (682, 102500), (775, 90200), (820, 85250), (902, 77500), (1000, 69905), (1025, 68200), (1100, 63550), (1240, 56375), (1250, 55924), (1271, 55000), (1364, 51250), (1375, 50840), (1550, 45100), (1640, 42625), (1705, 41000), (1804, 38750), (2050, 34100), (2200, 31775), (2255, 31000), (2500, 27962), (2542, 27500), (2728, 25625), (2750, 25420), (3100, 22550), (3410, 20500), (3608, 19375), (3875, 18040), (4100, 17050), (4510, 15500), (5000, 13981), (5084, 13750), (5125, 13640), (5500, 12710), (6200, 11275), (6355, 11000), (6820, 10250), (6875, 10168), (7750, 9020), (8200, 8525)]