71617700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:234

約数の個数: 144

約数和(自身を含む): 197987328

約数和(自身を除く): 126369628

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 35, 44, 50, 55, 70, 71, 77, 100, 110, 131, 140, 142, 154, 175, 220, 262, 275, 284, 308, 350, 355, 385, 497, 524, 550, 655, 700, 710, 770, 781, 917, 994, 1100, 1310, 1420, 1441, 1540, 1562, 1775, 1834, 1925, 1988, 2485, 2620, 2882, 3124, 3275, 3550, 3668, 3850, 3905, 4585, 4970, 5467, 5764, 6550, 7100, 7205, 7700, 7810, 9170, 9301, 9940, 10087, 10934, 12425, 13100, 14410, 15620, 18340, 18602, 19525, 20174, 21868, 22925, 24850, 27335, 28820, 36025, 37204, 39050, 40348, 45850, 46505, 49700, 50435, 54670, 65107, 72050, 78100, 91700, 93010, 100870, 102311, 109340, 130214, 136675, 144100, 186020, 201740, 204622, 232525, 252175, 260428, 273350, 325535, 409244, 465050, 504350, 511555, 546700, 651070, 716177, 930100, 1008700, 1023110, 1302140, 1432354, 1627675, 2046220, 2557775, 2864708, 3255350, 3580885, 5115550, 6510700, 7161770, 10231100, 14323540, 17904425, 35808850, 71617700]

約数ペア:

[(1, 71617700), (2, 35808850), (4, 17904425), (5, 14323540), (7, 10231100), (10, 7161770), (11, 6510700), (14, 5115550), (20, 3580885), (22, 3255350), (25, 2864708), (28, 2557775), (35, 2046220), (44, 1627675), (50, 1432354), (55, 1302140), (70, 1023110), (71, 1008700), (77, 930100), (100, 716177), (110, 651070), (131, 546700), (140, 511555), (142, 504350), (154, 465050), (175, 409244), (220, 325535), (262, 273350), (275, 260428), (284, 252175), (308, 232525), (350, 204622), (355, 201740), (385, 186020), (497, 144100), (524, 136675), (550, 130214), (655, 109340), (700, 102311), (710, 100870), (770, 93010), (781, 91700), (917, 78100), (994, 72050), (1100, 65107), (1310, 54670), (1420, 50435), (1441, 49700), (1540, 46505), (1562, 45850), (1775, 40348), (1834, 39050), (1925, 37204), (1988, 36025), (2485, 28820), (2620, 27335), (2882, 24850), (3124, 22925), (3275, 21868), (3550, 20174), (3668, 19525), (3850, 18602), (3905, 18340), (4585, 15620), (4970, 14410), (5467, 13100), (5764, 12425), (6550, 10934), (7100, 10087), (7205, 9940), (7700, 9301), (7810, 9170)]