51840800

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1$

素因数の和:211

約数の個数: 144

約数和(自身を含む): 142303392

約数和(自身を除く): 90462592

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 43, 44, 50, 55, 80, 86, 88, 100, 110, 137, 160, 172, 176, 200, 215, 220, 274, 275, 344, 352, 400, 430, 440, 473, 548, 550, 685, 688, 800, 860, 880, 946, 1075, 1096, 1100, 1370, 1376, 1507, 1720, 1760, 1892, 2150, 2192, 2200, 2365, 2740, 3014, 3425, 3440, 3784, 4300, 4384, 4400, 4730, 5480, 5891, 6028, 6850, 6880, 7535, 7568, 8600, 8800, 9460, 10960, 11782, 11825, 12056, 13700, 15070, 15136, 17200, 18920, 21920, 23564, 23650, 24112, 27400, 29455, 30140, 34400, 37675, 37840, 47128, 47300, 48224, 54800, 58910, 60280, 64801, 75350, 75680, 94256, 94600, 109600, 117820, 120560, 129602, 147275, 150700, 188512, 189200, 235640, 241120, 259204, 294550, 301400, 324005, 378400, 471280, 518408, 589100, 602800, 648010, 942560, 1036816, 1178200, 1205600, 1296020, 1620025, 2073632, 2356400, 2592040, 3240050, 4712800, 5184080, 6480100, 10368160, 12960200, 25920400, 51840800]

約数ペア:

[(1, 51840800), (2, 25920400), (4, 12960200), (5, 10368160), (8, 6480100), (10, 5184080), (11, 4712800), (16, 3240050), (20, 2592040), (22, 2356400), (25, 2073632), (32, 1620025), (40, 1296020), (43, 1205600), (44, 1178200), (50, 1036816), (55, 942560), (80, 648010), (86, 602800), (88, 589100), (100, 518408), (110, 471280), (137, 378400), (160, 324005), (172, 301400), (176, 294550), (200, 259204), (215, 241120), (220, 235640), (274, 189200), (275, 188512), (344, 150700), (352, 147275), (400, 129602), (430, 120560), (440, 117820), (473, 109600), (548, 94600), (550, 94256), (685, 75680), (688, 75350), (800, 64801), (860, 60280), (880, 58910), (946, 54800), (1075, 48224), (1096, 47300), (1100, 47128), (1370, 37840), (1376, 37675), (1507, 34400), (1720, 30140), (1760, 29455), (1892, 27400), (2150, 24112), (2192, 23650), (2200, 23564), (2365, 21920), (2740, 18920), (3014, 17200), (3425, 15136), (3440, 15070), (3784, 13700), (4300, 12056), (4384, 11825), (4400, 11782), (4730, 10960), (5480, 9460), (5891, 8800), (6028, 8600), (6850, 7568), (6880, 7535)]