54298960

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{257}}^1$

素因数の和:428

約数の個数: 80

約数和(自身を含む): 134366400

約数和(自身を除く): 80067440

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 139, 152, 190, 257, 278, 304, 380, 514, 556, 695, 760, 1028, 1112, 1285, 1390, 1520, 2056, 2224, 2570, 2641, 2780, 4112, 4883, 5140, 5282, 5560, 9766, 10280, 10564, 11120, 13205, 19532, 20560, 21128, 24415, 26410, 35723, 39064, 42256, 48830, 52820, 71446, 78128, 97660, 105640, 142892, 178615, 195320, 211280, 285784, 357230, 390640, 571568, 678737, 714460, 1357474, 1428920, 2714948, 2857840, 3393685, 5429896, 6787370, 10859792, 13574740, 27149480, 54298960]

約数ペア:

[(1, 54298960), (2, 27149480), (4, 13574740), (5, 10859792), (8, 6787370), (10, 5429896), (16, 3393685), (19, 2857840), (20, 2714948), (38, 1428920), (40, 1357474), (76, 714460), (80, 678737), (95, 571568), (139, 390640), (152, 357230), (190, 285784), (257, 211280), (278, 195320), (304, 178615), (380, 142892), (514, 105640), (556, 97660), (695, 78128), (760, 71446), (1028, 52820), (1112, 48830), (1285, 42256), (1390, 39064), (1520, 35723), (2056, 26410), (2224, 24415), (2570, 21128), (2641, 20560), (2780, 19532), (4112, 13205), (4883, 11120), (5140, 10564), (5282, 10280), (5560, 9766)]