73457020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{40361}}^1$

素因数の和:40390

約数の個数: 48

約数和(自身を含む): 189862848

約数和(自身を除く): 116405828

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 40361, 80722, 161444, 201805, 282527, 403610, 524693, 565054, 807220, 1049386, 1130108, 1412635, 2098772, 2623465, 2825270, 3672851, 5246930, 5650540, 7345702, 10493860, 14691404, 18364255, 36728510, 73457020]

約数ペア:

[(1, 73457020), (2, 36728510), (4, 18364255), (5, 14691404), (7, 10493860), (10, 7345702), (13, 5650540), (14, 5246930), (20, 3672851), (26, 2825270), (28, 2623465), (35, 2098772), (52, 1412635), (65, 1130108), (70, 1049386), (91, 807220), (130, 565054), (140, 524693), (182, 403610), (260, 282527), (364, 201805), (455, 161444), (910, 80722), (1820, 40361)]