53172440

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{313}}^1$

素因数の和:492

約数の個数: 64

約数和(自身を含む): 124796160

約数和(自身を除く): 71623720

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 137, 155, 248, 274, 310, 313, 548, 620, 626, 685, 1096, 1240, 1252, 1370, 1565, 2504, 2740, 3130, 4247, 5480, 6260, 8494, 9703, 12520, 16988, 19406, 21235, 33976, 38812, 42470, 42881, 48515, 77624, 84940, 85762, 97030, 169880, 171524, 194060, 214405, 343048, 388120, 428810, 857620, 1329311, 1715240, 2658622, 5317244, 6646555, 10634488, 13293110, 26586220, 53172440]

約数ペア:

[(1, 53172440), (2, 26586220), (4, 13293110), (5, 10634488), (8, 6646555), (10, 5317244), (20, 2658622), (31, 1715240), (40, 1329311), (62, 857620), (124, 428810), (137, 388120), (155, 343048), (248, 214405), (274, 194060), (310, 171524), (313, 169880), (548, 97030), (620, 85762), (626, 84940), (685, 77624), (1096, 48515), (1240, 42881), (1252, 42470), (1370, 38812), (1565, 33976), (2504, 21235), (2740, 19406), (3130, 16988), (4247, 12520), (5480, 9703), (6260, 8494)]