71988784

素因数分解:

$2^4\times 7^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{257}}^1$

素因数の和:374

約数の個数: 80

約数和(自身を含む): 166614336

約数和(自身を除く): 94625552

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 41, 56, 61, 82, 112, 122, 164, 244, 257, 287, 328, 427, 488, 514, 574, 656, 854, 976, 1028, 1148, 1708, 1799, 2056, 2296, 2501, 3416, 3598, 4112, 4592, 5002, 6832, 7196, 10004, 10537, 14392, 15677, 17507, 20008, 21074, 28784, 31354, 35014, 40016, 42148, 62708, 70028, 73759, 84296, 109739, 125416, 140056, 147518, 168592, 219478, 250832, 280112, 295036, 438956, 590072, 642757, 877912, 1180144, 1285514, 1755824, 2571028, 4499299, 5142056, 8998598, 10284112, 17997196, 35994392, 71988784]

約数ペア:

[(1, 71988784), (2, 35994392), (4, 17997196), (7, 10284112), (8, 8998598), (14, 5142056), (16, 4499299), (28, 2571028), (41, 1755824), (56, 1285514), (61, 1180144), (82, 877912), (112, 642757), (122, 590072), (164, 438956), (244, 295036), (257, 280112), (287, 250832), (328, 219478), (427, 168592), (488, 147518), (514, 140056), (574, 125416), (656, 109739), (854, 84296), (976, 73759), (1028, 70028), (1148, 62708), (1708, 42148), (1799, 40016), (2056, 35014), (2296, 31354), (2501, 28784), (3416, 21074), (3598, 20008), (4112, 17507), (4592, 15677), (5002, 14392), (6832, 10537), (7196, 10004)]