53105580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{26821}}^1$

素因数の和:26847

約数の個数: 72

約数和(自身を含む): 175737744

約数和(自身を除く): 122632164

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 26821, 53642, 80463, 107284, 134105, 160926, 241389, 268210, 295031, 321852, 402315, 482778, 536420, 590062, 804630, 885093, 965556, 1180124, 1206945, 1475155, 1609260, 1770186, 2413890, 2655279, 2950310, 3540372, 4425465, 4827780, 5310558, 5900620, 8850930, 10621116, 13276395, 17701860, 26552790, 53105580]

約数ペア:

[(1, 53105580), (2, 26552790), (3, 17701860), (4, 13276395), (5, 10621116), (6, 8850930), (9, 5900620), (10, 5310558), (11, 4827780), (12, 4425465), (15, 3540372), (18, 2950310), (20, 2655279), (22, 2413890), (30, 1770186), (33, 1609260), (36, 1475155), (44, 1206945), (45, 1180124), (55, 965556), (60, 885093), (66, 804630), (90, 590062), (99, 536420), (110, 482778), (132, 402315), (165, 321852), (180, 295031), (198, 268210), (220, 241389), (330, 160926), (396, 134105), (495, 107284), (660, 80463), (990, 53642), (1980, 26821)]