78126328

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{727}}^1$

素因数の和:860

約数の個数: 64

約数和(自身を含む): 178214400

約数和(自身を除く): 100088072

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 101, 133, 152, 202, 266, 404, 532, 707, 727, 808, 1064, 1414, 1454, 1919, 2828, 2908, 3838, 5089, 5656, 5816, 7676, 10178, 13433, 13813, 15352, 20356, 26866, 27626, 40712, 53732, 55252, 73427, 96691, 107464, 110504, 146854, 193382, 293708, 386764, 513989, 587416, 773528, 1027978, 1395113, 2055956, 2790226, 4111912, 5580452, 9765791, 11160904, 19531582, 39063164, 78126328]

約数ペア:

[(1, 78126328), (2, 39063164), (4, 19531582), (7, 11160904), (8, 9765791), (14, 5580452), (19, 4111912), (28, 2790226), (38, 2055956), (56, 1395113), (76, 1027978), (101, 773528), (133, 587416), (152, 513989), (202, 386764), (266, 293708), (404, 193382), (532, 146854), (707, 110504), (727, 107464), (808, 96691), (1064, 73427), (1414, 55252), (1454, 53732), (1919, 40712), (2828, 27626), (2908, 26866), (3838, 20356), (5089, 15352), (5656, 13813), (5816, 13433), (7676, 10178)]