64516900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:158

約数の個数: 144

約数和(自身を含む): 170989056

約数和(自身を除く): 106472156

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 37, 47, 50, 53, 70, 74, 94, 100, 106, 140, 148, 175, 185, 188, 212, 235, 259, 265, 329, 350, 370, 371, 470, 518, 530, 658, 700, 740, 742, 925, 940, 1036, 1060, 1175, 1295, 1316, 1325, 1484, 1645, 1739, 1850, 1855, 1961, 2350, 2491, 2590, 2650, 3290, 3478, 3700, 3710, 3922, 4700, 4982, 5180, 5300, 6475, 6580, 6956, 7420, 7844, 8225, 8695, 9275, 9805, 9964, 12173, 12455, 12950, 13727, 16450, 17390, 17437, 18550, 19610, 24346, 24910, 25900, 27454, 32900, 34780, 34874, 37100, 39220, 43475, 48692, 49025, 49820, 54908, 60865, 62275, 68635, 69748, 86950, 87185, 92167, 98050, 121730, 124550, 137270, 173900, 174370, 184334, 196100, 243460, 249100, 274540, 304325, 343175, 348740, 368668, 435925, 460835, 608650, 645169, 686350, 871850, 921670, 1217300, 1290338, 1372700, 1743700, 1843340, 2304175, 2580676, 3225845, 4608350, 6451690, 9216700, 12903380, 16129225, 32258450, 64516900]

約数ペア:

[(1, 64516900), (2, 32258450), (4, 16129225), (5, 12903380), (7, 9216700), (10, 6451690), (14, 4608350), (20, 3225845), (25, 2580676), (28, 2304175), (35, 1843340), (37, 1743700), (47, 1372700), (50, 1290338), (53, 1217300), (70, 921670), (74, 871850), (94, 686350), (100, 645169), (106, 608650), (140, 460835), (148, 435925), (175, 368668), (185, 348740), (188, 343175), (212, 304325), (235, 274540), (259, 249100), (265, 243460), (329, 196100), (350, 184334), (370, 174370), (371, 173900), (470, 137270), (518, 124550), (530, 121730), (658, 98050), (700, 92167), (740, 87185), (742, 86950), (925, 69748), (940, 68635), (1036, 62275), (1060, 60865), (1175, 54908), (1295, 49820), (1316, 49025), (1325, 48692), (1484, 43475), (1645, 39220), (1739, 37100), (1850, 34874), (1855, 34780), (1961, 32900), (2350, 27454), (2491, 25900), (2590, 24910), (2650, 24346), (3290, 19610), (3478, 18550), (3700, 17437), (3710, 17390), (3922, 16450), (4700, 13727), (4982, 12950), (5180, 12455), (5300, 12173), (6475, 9964), (6580, 9805), (6956, 9275), (7420, 8695), (7844, 8225)]