53445280

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{401}}^1$

素因数の和:447

約数の個数: 144

約数和(自身を含む): 155906856

約数和(自身を除く): 102461576

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 49, 56, 68, 70, 80, 85, 98, 112, 119, 136, 140, 160, 170, 196, 224, 238, 245, 272, 280, 340, 392, 401, 476, 490, 544, 560, 595, 680, 784, 802, 833, 952, 980, 1120, 1190, 1360, 1568, 1604, 1666, 1904, 1960, 2005, 2380, 2720, 2807, 3208, 3332, 3808, 3920, 4010, 4165, 4760, 5614, 6416, 6664, 6817, 7840, 8020, 8330, 9520, 11228, 12832, 13328, 13634, 14035, 16040, 16660, 19040, 19649, 22456, 26656, 27268, 28070, 32080, 33320, 34085, 39298, 44912, 47719, 54536, 56140, 64160, 66640, 68170, 78596, 89824, 95438, 98245, 109072, 112280, 133280, 136340, 157192, 190876, 196490, 218144, 224560, 238595, 272680, 314384, 334033, 381752, 392980, 449120, 477190, 545360, 628768, 668066, 763504, 785960, 954380, 1090720, 1336132, 1527008, 1571920, 1670165, 1908760, 2672264, 3143840, 3340330, 3817520, 5344528, 6680660, 7635040, 10689056, 13361320, 26722640, 53445280]

約数ペア:

[(1, 53445280), (2, 26722640), (4, 13361320), (5, 10689056), (7, 7635040), (8, 6680660), (10, 5344528), (14, 3817520), (16, 3340330), (17, 3143840), (20, 2672264), (28, 1908760), (32, 1670165), (34, 1571920), (35, 1527008), (40, 1336132), (49, 1090720), (56, 954380), (68, 785960), (70, 763504), (80, 668066), (85, 628768), (98, 545360), (112, 477190), (119, 449120), (136, 392980), (140, 381752), (160, 334033), (170, 314384), (196, 272680), (224, 238595), (238, 224560), (245, 218144), (272, 196490), (280, 190876), (340, 157192), (392, 136340), (401, 133280), (476, 112280), (490, 109072), (544, 98245), (560, 95438), (595, 89824), (680, 78596), (784, 68170), (802, 66640), (833, 64160), (952, 56140), (980, 54536), (1120, 47719), (1190, 44912), (1360, 39298), (1568, 34085), (1604, 33320), (1666, 32080), (1904, 28070), (1960, 27268), (2005, 26656), (2380, 22456), (2720, 19649), (2807, 19040), (3208, 16660), (3332, 16040), (3808, 14035), (3920, 13634), (4010, 13328), (4165, 12832), (4760, 11228), (5614, 9520), (6416, 8330), (6664, 8020), (6817, 7840)]