64161765

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{743}}^1$

素因数の和:874

約数の個数: 48

約数和(自身を含む): 118385280

約数和(自身を除く): 54223515

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 101, 171, 285, 303, 505, 743, 855, 909, 1515, 1919, 2229, 3715, 4545, 5757, 6687, 9595, 11145, 14117, 17271, 28785, 33435, 42351, 70585, 75043, 86355, 127053, 211755, 225129, 375215, 635265, 675387, 1125645, 1425817, 3376935, 4277451, 7129085, 12832353, 21387255, 64161765]

約数ペア:

[(1, 64161765), (3, 21387255), (5, 12832353), (9, 7129085), (15, 4277451), (19, 3376935), (45, 1425817), (57, 1125645), (95, 675387), (101, 635265), (171, 375215), (285, 225129), (303, 211755), (505, 127053), (743, 86355), (855, 75043), (909, 70585), (1515, 42351), (1919, 33435), (2229, 28785), (3715, 17271), (4545, 14117), (5757, 11145), (6687, 9595)]