81509230

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:154

約数の個数: 96

約数和(自身を含む): 173746944

約数和(自身を除く): 92237714

約数列:

[1, 2, 5, 10, 11, 22, 31, 41, 53, 55, 62, 82, 106, 110, 121, 155, 205, 242, 265, 310, 341, 410, 451, 530, 583, 605, 682, 902, 1166, 1210, 1271, 1643, 1705, 2173, 2255, 2542, 2915, 3286, 3410, 3751, 4346, 4510, 4961, 5830, 6355, 6413, 7502, 8215, 9922, 10865, 12710, 12826, 13981, 16430, 18073, 18755, 21730, 23903, 24805, 27962, 32065, 36146, 37510, 47806, 49610, 64130, 67363, 69905, 90365, 119515, 134726, 139810, 153791, 180730, 198803, 239030, 262933, 307582, 336815, 397606, 525866, 673630, 740993, 768955, 994015, 1314665, 1481986, 1537910, 1988030, 2629330, 3704965, 7409930, 8150923, 16301846, 40754615, 81509230]

約数ペア:

[(1, 81509230), (2, 40754615), (5, 16301846), (10, 8150923), (11, 7409930), (22, 3704965), (31, 2629330), (41, 1988030), (53, 1537910), (55, 1481986), (62, 1314665), (82, 994015), (106, 768955), (110, 740993), (121, 673630), (155, 525866), (205, 397606), (242, 336815), (265, 307582), (310, 262933), (341, 239030), (410, 198803), (451, 180730), (530, 153791), (583, 139810), (605, 134726), (682, 119515), (902, 90365), (1166, 69905), (1210, 67363), (1271, 64130), (1643, 49610), (1705, 47806), (2173, 37510), (2255, 36146), (2542, 32065), (2915, 27962), (3286, 24805), (3410, 23903), (3751, 21730), (4346, 18755), (4510, 18073), (4961, 16430), (5830, 13981), (6355, 12826), (6413, 12710), (7502, 10865), (8215, 9922)]