71357641720

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1093}}^1\times {\mathrm{37957}}^1$

素因数の和:39104

約数の個数: 64

約数和(自身を含む): 164443165920

約数和(自身を除く): 93085524200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1093, 1720, 2186, 4372, 5465, 8744, 10930, 21860, 37957, 43720, 46999, 75914, 93998, 151828, 187996, 189785, 234995, 303656, 375992, 379570, 469990, 759140, 939980, 1518280, 1632151, 1879960, 3264302, 6528604, 8160755, 13057208, 16321510, 32643020, 41487001, 65286040, 82974002, 165948004, 207435005, 331896008, 414870010, 829740020, 1659480040, 1783941043, 3567882086, 7135764172, 8919705215, 14271528344, 17839410430, 35678820860, 71357641720]

約数ペア:

[(1, 71357641720), (2, 35678820860), (4, 17839410430), (5, 14271528344), (8, 8919705215), (10, 7135764172), (20, 3567882086), (40, 1783941043), (43, 1659480040), (86, 829740020), (172, 414870010), (215, 331896008), (344, 207435005), (430, 165948004), (860, 82974002), (1093, 65286040), (1720, 41487001), (2186, 32643020), (4372, 16321510), (5465, 13057208), (8744, 8160755), (10930, 6528604), (21860, 3264302), (37957, 1879960), (43720, 1632151), (46999, 1518280), (75914, 939980), (93998, 759140), (151828, 469990), (187996, 379570), (189785, 375992), (234995, 303656)]