66978800

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1259}}^1$

素因数の和:1303

約数の個数: 120

約数和(自身を含む): 193737600

約数和(自身を除く): 126758800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 25, 28, 35, 38, 40, 50, 56, 70, 76, 80, 95, 100, 112, 133, 140, 152, 175, 190, 200, 266, 280, 304, 350, 380, 400, 475, 532, 560, 665, 700, 760, 950, 1064, 1259, 1330, 1400, 1520, 1900, 2128, 2518, 2660, 2800, 3325, 3800, 5036, 5320, 6295, 6650, 7600, 8813, 10072, 10640, 12590, 13300, 17626, 20144, 23921, 25180, 26600, 31475, 35252, 44065, 47842, 50360, 53200, 62950, 70504, 88130, 95684, 100720, 119605, 125900, 141008, 167447, 176260, 191368, 220325, 239210, 251800, 334894, 352520, 382736, 440650, 478420, 503600, 598025, 669788, 705040, 837235, 881300, 956840, 1196050, 1339576, 1674470, 1762600, 1913680, 2392100, 2679152, 3348940, 3525200, 4186175, 4784200, 6697880, 8372350, 9568400, 13395760, 16744700, 33489400, 66978800]

約数ペア:

[(1, 66978800), (2, 33489400), (4, 16744700), (5, 13395760), (7, 9568400), (8, 8372350), (10, 6697880), (14, 4784200), (16, 4186175), (19, 3525200), (20, 3348940), (25, 2679152), (28, 2392100), (35, 1913680), (38, 1762600), (40, 1674470), (50, 1339576), (56, 1196050), (70, 956840), (76, 881300), (80, 837235), (95, 705040), (100, 669788), (112, 598025), (133, 503600), (140, 478420), (152, 440650), (175, 382736), (190, 352520), (200, 334894), (266, 251800), (280, 239210), (304, 220325), (350, 191368), (380, 176260), (400, 167447), (475, 141008), (532, 125900), (560, 119605), (665, 100720), (700, 95684), (760, 88130), (950, 70504), (1064, 62950), (1259, 53200), (1330, 50360), (1400, 47842), (1520, 44065), (1900, 35252), (2128, 31475), (2518, 26600), (2660, 25180), (2800, 23921), (3325, 20144), (3800, 17626), (5036, 13300), (5320, 12590), (6295, 10640), (6650, 10072), (7600, 8813)]