42666400

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1$

素因数の和:447

約数の個数: 144

約数和(自身を含む): 125616960

約数和(自身を除く): 82950560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 25, 28, 32, 35, 38, 40, 50, 56, 70, 76, 80, 95, 100, 112, 133, 140, 152, 160, 175, 190, 200, 224, 266, 280, 304, 350, 380, 400, 401, 475, 532, 560, 608, 665, 700, 760, 800, 802, 950, 1064, 1120, 1330, 1400, 1520, 1604, 1900, 2005, 2128, 2660, 2800, 2807, 3040, 3208, 3325, 3800, 4010, 4256, 5320, 5600, 5614, 6416, 6650, 7600, 7619, 8020, 10025, 10640, 11228, 12832, 13300, 14035, 15200, 15238, 16040, 20050, 21280, 22456, 26600, 28070, 30476, 32080, 38095, 40100, 44912, 53200, 53333, 56140, 60952, 64160, 70175, 76190, 80200, 89824, 106400, 106666, 112280, 121904, 140350, 152380, 160400, 190475, 213332, 224560, 243808, 266665, 280700, 304760, 320800, 380950, 426664, 449120, 533330, 561400, 609520, 761900, 853328, 1066660, 1122800, 1219040, 1333325, 1523800, 1706656, 2133320, 2245600, 2666650, 3047600, 4266640, 5333300, 6095200, 8533280, 10666600, 21333200, 42666400]

約数ペア:

[(1, 42666400), (2, 21333200), (4, 10666600), (5, 8533280), (7, 6095200), (8, 5333300), (10, 4266640), (14, 3047600), (16, 2666650), (19, 2245600), (20, 2133320), (25, 1706656), (28, 1523800), (32, 1333325), (35, 1219040), (38, 1122800), (40, 1066660), (50, 853328), (56, 761900), (70, 609520), (76, 561400), (80, 533330), (95, 449120), (100, 426664), (112, 380950), (133, 320800), (140, 304760), (152, 280700), (160, 266665), (175, 243808), (190, 224560), (200, 213332), (224, 190475), (266, 160400), (280, 152380), (304, 140350), (350, 121904), (380, 112280), (400, 106666), (401, 106400), (475, 89824), (532, 80200), (560, 76190), (608, 70175), (665, 64160), (700, 60952), (760, 56140), (800, 53333), (802, 53200), (950, 44912), (1064, 40100), (1120, 38095), (1330, 32080), (1400, 30476), (1520, 28070), (1604, 26600), (1900, 22456), (2005, 21280), (2128, 20050), (2660, 16040), (2800, 15238), (2807, 15200), (3040, 14035), (3208, 13300), (3325, 12832), (3800, 11228), (4010, 10640), (4256, 10025), (5320, 8020), (5600, 7619), (5614, 7600), (6416, 6650)]