5781707120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{65761}}^1$

素因数の和:65938

約数の個数: 80

約数和(自身を含む): 15460909248

約数和(自身を除く): 9679202128

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 157, 280, 314, 560, 628, 785, 1099, 1256, 1570, 2198, 2512, 3140, 4396, 5495, 6280, 8792, 10990, 12560, 17584, 21980, 43960, 65761, 87920, 131522, 263044, 328805, 460327, 526088, 657610, 920654, 1052176, 1315220, 1841308, 2301635, 2630440, 3682616, 4603270, 5260880, 7365232, 9206540, 10324477, 18413080, 20648954, 36826160, 41297908, 51622385, 72271339, 82595816, 103244770, 144542678, 165191632, 206489540, 289085356, 361356695, 412979080, 578170712, 722713390, 825958160, 1156341424, 1445426780, 2890853560, 5781707120]

約数ペア:

[(1, 5781707120), (2, 2890853560), (4, 1445426780), (5, 1156341424), (7, 825958160), (8, 722713390), (10, 578170712), (14, 412979080), (16, 361356695), (20, 289085356), (28, 206489540), (35, 165191632), (40, 144542678), (56, 103244770), (70, 82595816), (80, 72271339), (112, 51622385), (140, 41297908), (157, 36826160), (280, 20648954), (314, 18413080), (560, 10324477), (628, 9206540), (785, 7365232), (1099, 5260880), (1256, 4603270), (1570, 3682616), (2198, 2630440), (2512, 2301635), (3140, 1841308), (4396, 1315220), (5495, 1052176), (6280, 920654), (8792, 657610), (10990, 526088), (12560, 460327), (17584, 328805), (21980, 263044), (43960, 131522), (65761, 87920)]