81483500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{751}}^1$

素因数の和:808

約数の個数: 96

約数和(自身を含む): 210223104

約数和(自身を除く): 128739604

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 31, 35, 50, 62, 70, 100, 124, 125, 140, 155, 175, 217, 250, 310, 350, 434, 500, 620, 700, 751, 775, 868, 875, 1085, 1502, 1550, 1750, 2170, 3004, 3100, 3500, 3755, 3875, 4340, 5257, 5425, 7510, 7750, 10514, 10850, 15020, 15500, 18775, 21028, 21700, 23281, 26285, 27125, 37550, 46562, 52570, 54250, 75100, 93124, 93875, 105140, 108500, 116405, 131425, 162967, 187750, 232810, 262850, 325934, 375500, 465620, 525700, 582025, 651868, 657125, 814835, 1164050, 1314250, 1629670, 2328100, 2628500, 2910125, 3259340, 4074175, 5820250, 8148350, 11640500, 16296700, 20370875, 40741750, 81483500]

約数ペア:

[(1, 81483500), (2, 40741750), (4, 20370875), (5, 16296700), (7, 11640500), (10, 8148350), (14, 5820250), (20, 4074175), (25, 3259340), (28, 2910125), (31, 2628500), (35, 2328100), (50, 1629670), (62, 1314250), (70, 1164050), (100, 814835), (124, 657125), (125, 651868), (140, 582025), (155, 525700), (175, 465620), (217, 375500), (250, 325934), (310, 262850), (350, 232810), (434, 187750), (500, 162967), (620, 131425), (700, 116405), (751, 108500), (775, 105140), (868, 93875), (875, 93124), (1085, 75100), (1502, 54250), (1550, 52570), (1750, 46562), (2170, 37550), (3004, 27125), (3100, 26285), (3500, 23281), (3755, 21700), (3875, 21028), (4340, 18775), (5257, 15500), (5425, 15020), (7510, 10850), (7750, 10514)]