49943740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1$

素因数の和:188

約数の個数: 144

約数和(自身を含む): 137549664

約数和(自身を除く): 87605924

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 41, 44, 49, 55, 70, 77, 82, 98, 110, 113, 140, 154, 164, 196, 205, 220, 226, 245, 287, 308, 385, 410, 451, 452, 490, 539, 565, 574, 770, 791, 820, 902, 980, 1078, 1130, 1148, 1243, 1435, 1540, 1582, 1804, 2009, 2156, 2255, 2260, 2486, 2695, 2870, 3157, 3164, 3955, 4018, 4510, 4633, 4972, 5390, 5537, 5740, 6215, 6314, 7910, 8036, 8701, 9020, 9266, 10045, 10780, 11074, 12430, 12628, 15785, 15820, 17402, 18532, 20090, 22099, 22148, 23165, 24860, 27685, 31570, 32431, 34804, 40180, 43505, 44198, 46330, 50963, 55370, 60907, 63140, 64862, 87010, 88396, 92660, 101926, 110495, 110740, 121814, 129724, 162155, 174020, 203852, 220990, 227017, 243628, 254815, 304535, 324310, 356741, 441980, 454034, 509630, 609070, 648620, 713482, 908068, 1019260, 1135085, 1218140, 1426964, 1783705, 2270170, 2497187, 3567410, 4540340, 4994374, 7134820, 9988748, 12485935, 24971870, 49943740]

約数ペア:

[(1, 49943740), (2, 24971870), (4, 12485935), (5, 9988748), (7, 7134820), (10, 4994374), (11, 4540340), (14, 3567410), (20, 2497187), (22, 2270170), (28, 1783705), (35, 1426964), (41, 1218140), (44, 1135085), (49, 1019260), (55, 908068), (70, 713482), (77, 648620), (82, 609070), (98, 509630), (110, 454034), (113, 441980), (140, 356741), (154, 324310), (164, 304535), (196, 254815), (205, 243628), (220, 227017), (226, 220990), (245, 203852), (287, 174020), (308, 162155), (385, 129724), (410, 121814), (451, 110740), (452, 110495), (490, 101926), (539, 92660), (565, 88396), (574, 87010), (770, 64862), (791, 63140), (820, 60907), (902, 55370), (980, 50963), (1078, 46330), (1130, 44198), (1148, 43505), (1243, 40180), (1435, 34804), (1540, 32431), (1582, 31570), (1804, 27685), (2009, 24860), (2156, 23165), (2255, 22148), (2260, 22099), (2486, 20090), (2695, 18532), (2870, 17402), (3157, 15820), (3164, 15785), (3955, 12628), (4018, 12430), (4510, 11074), (4633, 10780), (4972, 10045), (5390, 9266), (5537, 9020), (5740, 8701), (6215, 8036), (6314, 7910)]