64954540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{24419}}^1$

素因数の和:24454

約数の個数: 48

約数和(自身を含む): 164102400

約数和(自身を除く): 99147860

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 24419, 48838, 97676, 122095, 170933, 244190, 341866, 463961, 488380, 683732, 854665, 927922, 1709330, 1855844, 2319805, 3247727, 3418660, 4639610, 6495454, 9279220, 12990908, 16238635, 32477270, 64954540]

約数ペア:

[(1, 64954540), (2, 32477270), (4, 16238635), (5, 12990908), (7, 9279220), (10, 6495454), (14, 4639610), (19, 3418660), (20, 3247727), (28, 2319805), (35, 1855844), (38, 1709330), (70, 927922), (76, 854665), (95, 683732), (133, 488380), (140, 463961), (190, 341866), (266, 244190), (380, 170933), (532, 122095), (665, 97676), (1330, 48838), (2660, 24419)]