57901840

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1$

素因数の和:320

約数の個数: 80

約数和(自身を含む): 139991040

約数和(自身を除く): 82089200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 127, 139, 164, 205, 254, 278, 328, 410, 508, 556, 635, 656, 695, 820, 1016, 1112, 1270, 1390, 1640, 2032, 2224, 2540, 2780, 3280, 5080, 5207, 5560, 5699, 10160, 10414, 11120, 11398, 17653, 20828, 22796, 26035, 28495, 35306, 41656, 45592, 52070, 56990, 70612, 83312, 88265, 91184, 104140, 113980, 141224, 176530, 208280, 227960, 282448, 353060, 416560, 455920, 706120, 723773, 1412240, 1447546, 2895092, 3618865, 5790184, 7237730, 11580368, 14475460, 28950920, 57901840]

約数ペア:

[(1, 57901840), (2, 28950920), (4, 14475460), (5, 11580368), (8, 7237730), (10, 5790184), (16, 3618865), (20, 2895092), (40, 1447546), (41, 1412240), (80, 723773), (82, 706120), (127, 455920), (139, 416560), (164, 353060), (205, 282448), (254, 227960), (278, 208280), (328, 176530), (410, 141224), (508, 113980), (556, 104140), (635, 91184), (656, 88265), (695, 83312), (820, 70612), (1016, 56990), (1112, 52070), (1270, 45592), (1390, 41656), (1640, 35306), (2032, 28495), (2224, 26035), (2540, 22796), (2780, 20828), (3280, 17653), (5080, 11398), (5207, 11120), (5560, 10414), (5699, 10160)]