54788240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{379}}^1$

素因数の和:544

約数の個数: 80

約数和(自身を含む): 138532800

約数和(自身を除く): 83744560

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 139, 208, 260, 278, 379, 520, 556, 695, 758, 1040, 1112, 1390, 1516, 1807, 1895, 2224, 2780, 3032, 3614, 3790, 4927, 5560, 6064, 7228, 7580, 9035, 9854, 11120, 14456, 15160, 18070, 19708, 24635, 28912, 30320, 36140, 39416, 49270, 52681, 72280, 78832, 98540, 105362, 144560, 197080, 210724, 263405, 394160, 421448, 526810, 684853, 842896, 1053620, 1369706, 2107240, 2739412, 3424265, 4214480, 5478824, 6848530, 10957648, 13697060, 27394120, 54788240]

約数ペア:

[(1, 54788240), (2, 27394120), (4, 13697060), (5, 10957648), (8, 6848530), (10, 5478824), (13, 4214480), (16, 3424265), (20, 2739412), (26, 2107240), (40, 1369706), (52, 1053620), (65, 842896), (80, 684853), (104, 526810), (130, 421448), (139, 394160), (208, 263405), (260, 210724), (278, 197080), (379, 144560), (520, 105362), (556, 98540), (695, 78832), (758, 72280), (1040, 52681), (1112, 49270), (1390, 39416), (1516, 36140), (1807, 30320), (1895, 28912), (2224, 24635), (2780, 19708), (3032, 18070), (3614, 15160), (3790, 14456), (4927, 11120), (5560, 9854), (6064, 9035), (7228, 7580)]