51200240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{541}}^1$

素因数の和:587

約数の個数: 120

約数和(自身を含む): 147588768

約数和(自身を除く): 96388528

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 169, 182, 208, 260, 280, 338, 364, 455, 520, 541, 560, 676, 728, 845, 910, 1040, 1082, 1183, 1352, 1456, 1690, 1820, 2164, 2366, 2704, 2705, 3380, 3640, 3787, 4328, 4732, 5410, 5915, 6760, 7033, 7280, 7574, 8656, 9464, 10820, 11830, 13520, 14066, 15148, 18928, 18935, 21640, 23660, 28132, 30296, 35165, 37870, 43280, 47320, 49231, 56264, 60592, 70330, 75740, 91429, 94640, 98462, 112528, 140660, 151480, 182858, 196924, 246155, 281320, 302960, 365716, 393848, 457145, 492310, 562640, 640003, 731432, 787696, 914290, 984620, 1280006, 1462864, 1828580, 1969240, 2560012, 3200015, 3657160, 3938480, 5120024, 6400030, 7314320, 10240048, 12800060, 25600120, 51200240]

約数ペア:

[(1, 51200240), (2, 25600120), (4, 12800060), (5, 10240048), (7, 7314320), (8, 6400030), (10, 5120024), (13, 3938480), (14, 3657160), (16, 3200015), (20, 2560012), (26, 1969240), (28, 1828580), (35, 1462864), (40, 1280006), (52, 984620), (56, 914290), (65, 787696), (70, 731432), (80, 640003), (91, 562640), (104, 492310), (112, 457145), (130, 393848), (140, 365716), (169, 302960), (182, 281320), (208, 246155), (260, 196924), (280, 182858), (338, 151480), (364, 140660), (455, 112528), (520, 98462), (541, 94640), (560, 91429), (676, 75740), (728, 70330), (845, 60592), (910, 56264), (1040, 49231), (1082, 47320), (1183, 43280), (1352, 37870), (1456, 35165), (1690, 30296), (1820, 28132), (2164, 23660), (2366, 21640), (2704, 18935), (2705, 18928), (3380, 15148), (3640, 14066), (3787, 13520), (4328, 11830), (4732, 10820), (5410, 9464), (5915, 8656), (6760, 7574), (7033, 7280)]