39848900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{151}}^1$

素因数の和:214

約数の個数: 144

約数和(自身を含む): 110826240

約数和(自身を除く): 70977340

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 29, 35, 50, 52, 58, 65, 70, 91, 100, 116, 130, 140, 145, 151, 175, 182, 203, 260, 290, 302, 325, 350, 364, 377, 406, 455, 580, 604, 650, 700, 725, 754, 755, 812, 910, 1015, 1057, 1300, 1450, 1508, 1510, 1820, 1885, 1963, 2030, 2114, 2275, 2639, 2900, 3020, 3770, 3775, 3926, 4060, 4228, 4379, 4550, 5075, 5278, 5285, 7540, 7550, 7852, 8758, 9100, 9425, 9815, 10150, 10556, 10570, 13195, 13741, 15100, 17516, 18850, 19630, 20300, 21140, 21895, 26390, 26425, 27482, 30653, 37700, 39260, 43790, 49075, 52780, 52850, 54964, 56927, 61306, 65975, 68705, 87580, 98150, 105700, 109475, 113854, 122612, 131950, 137410, 153265, 196300, 218950, 227708, 263900, 274820, 284635, 306530, 343525, 398489, 437900, 569270, 613060, 687050, 766325, 796978, 1138540, 1374100, 1423175, 1532650, 1593956, 1992445, 2846350, 3065300, 3984890, 5692700, 7969780, 9962225, 19924450, 39848900]

約数ペア:

[(1, 39848900), (2, 19924450), (4, 9962225), (5, 7969780), (7, 5692700), (10, 3984890), (13, 3065300), (14, 2846350), (20, 1992445), (25, 1593956), (26, 1532650), (28, 1423175), (29, 1374100), (35, 1138540), (50, 796978), (52, 766325), (58, 687050), (65, 613060), (70, 569270), (91, 437900), (100, 398489), (116, 343525), (130, 306530), (140, 284635), (145, 274820), (151, 263900), (175, 227708), (182, 218950), (203, 196300), (260, 153265), (290, 137410), (302, 131950), (325, 122612), (350, 113854), (364, 109475), (377, 105700), (406, 98150), (455, 87580), (580, 68705), (604, 65975), (650, 61306), (700, 56927), (725, 54964), (754, 52850), (755, 52780), (812, 49075), (910, 43790), (1015, 39260), (1057, 37700), (1300, 30653), (1450, 27482), (1508, 26425), (1510, 26390), (1820, 21895), (1885, 21140), (1963, 20300), (2030, 19630), (2114, 18850), (2275, 17516), (2639, 15100), (2900, 13741), (3020, 13195), (3770, 10570), (3775, 10556), (3926, 10150), (4060, 9815), (4228, 9425), (4379, 9100), (4550, 8758), (5075, 7852), (5278, 7550), (5285, 7540)]