53878140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{6961}}^1$

素因数の和:7019

約数の個数: 72

約数和(自身を含む): 167255088

約数和(自身を除く): 113376948

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 860, 1290, 1548, 1935, 2580, 3870, 6961, 7740, 13922, 20883, 27844, 34805, 41766, 62649, 69610, 83532, 104415, 125298, 139220, 208830, 250596, 299323, 313245, 417660, 598646, 626490, 897969, 1197292, 1252980, 1496615, 1795938, 2693907, 2993230, 3591876, 4489845, 5387814, 5986460, 8979690, 10775628, 13469535, 17959380, 26939070, 53878140]

約数ペア:

[(1, 53878140), (2, 26939070), (3, 17959380), (4, 13469535), (5, 10775628), (6, 8979690), (9, 5986460), (10, 5387814), (12, 4489845), (15, 3591876), (18, 2993230), (20, 2693907), (30, 1795938), (36, 1496615), (43, 1252980), (45, 1197292), (60, 897969), (86, 626490), (90, 598646), (129, 417660), (172, 313245), (180, 299323), (215, 250596), (258, 208830), (387, 139220), (430, 125298), (516, 104415), (645, 83532), (774, 69610), (860, 62649), (1290, 41766), (1548, 34805), (1935, 27844), (2580, 20883), (3870, 13922), (6961, 7740)]