68485117760

素因数分解:

$2^6\times 5^1\times {\mathrm{787}}^1\times {\mathrm{271939}}^1$

素因数の和:272743

約数の個数: 56

約数和(自身を含む): 163288004640

約数和(自身を除く): 94802886880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 787, 1574, 3148, 3935, 6296, 7870, 12592, 15740, 25184, 31480, 50368, 62960, 125920, 251840, 271939, 543878, 1087756, 1359695, 2175512, 2719390, 4351024, 5438780, 8702048, 10877560, 17404096, 21755120, 43510240, 87020480, 214015993, 428031986, 856063972, 1070079965, 1712127944, 2140159930, 3424255888, 4280319860, 6848511776, 8560639720, 13697023552, 17121279440, 34242558880, 68485117760]

約数ペア:

[(1, 68485117760), (2, 34242558880), (4, 17121279440), (5, 13697023552), (8, 8560639720), (10, 6848511776), (16, 4280319860), (20, 3424255888), (32, 2140159930), (40, 1712127944), (64, 1070079965), (80, 856063972), (160, 428031986), (320, 214015993), (787, 87020480), (1574, 43510240), (3148, 21755120), (3935, 17404096), (6296, 10877560), (7870, 8702048), (12592, 5438780), (15740, 4351024), (25184, 2719390), (31480, 2175512), (50368, 1359695), (62960, 1087756), (125920, 543878), (251840, 271939)]