78184540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{257}}^1$

素因数の和:367

約数の個数: 96

約数和(自身を含む): 196608384

約数和(自身を除く): 118423844

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 53, 70, 82, 106, 140, 164, 205, 212, 257, 265, 287, 371, 410, 514, 530, 574, 742, 820, 1028, 1060, 1148, 1285, 1435, 1484, 1799, 1855, 2173, 2570, 2870, 3598, 3710, 4346, 5140, 5740, 7196, 7420, 8692, 8995, 10537, 10865, 13621, 15211, 17990, 21074, 21730, 27242, 30422, 35980, 42148, 43460, 52685, 54484, 60844, 68105, 73759, 76055, 95347, 105370, 136210, 147518, 152110, 190694, 210740, 272420, 295036, 304220, 368795, 381388, 476735, 558461, 737590, 953470, 1116922, 1475180, 1906940, 2233844, 2792305, 3909227, 5584610, 7818454, 11169220, 15636908, 19546135, 39092270, 78184540]

約数ペア:

[(1, 78184540), (2, 39092270), (4, 19546135), (5, 15636908), (7, 11169220), (10, 7818454), (14, 5584610), (20, 3909227), (28, 2792305), (35, 2233844), (41, 1906940), (53, 1475180), (70, 1116922), (82, 953470), (106, 737590), (140, 558461), (164, 476735), (205, 381388), (212, 368795), (257, 304220), (265, 295036), (287, 272420), (371, 210740), (410, 190694), (514, 152110), (530, 147518), (574, 136210), (742, 105370), (820, 95347), (1028, 76055), (1060, 73759), (1148, 68105), (1285, 60844), (1435, 54484), (1484, 52685), (1799, 43460), (1855, 42148), (2173, 35980), (2570, 30422), (2870, 27242), (3598, 21730), (3710, 21074), (4346, 17990), (5140, 15211), (5740, 13621), (7196, 10865), (7420, 10537), (8692, 8995)]