353199440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{5653}}^1$

素因数の和:5748

約数の個数: 80

約数和(自身を含む): 908620416

約数和(自身を除く): 555420976

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 71, 80, 88, 110, 142, 176, 220, 284, 355, 440, 568, 710, 781, 880, 1136, 1420, 1562, 2840, 3124, 3905, 5653, 5680, 6248, 7810, 11306, 12496, 15620, 22612, 28265, 31240, 45224, 56530, 62183, 62480, 90448, 113060, 124366, 226120, 248732, 310915, 401363, 452240, 497464, 621830, 802726, 994928, 1243660, 1605452, 2006815, 2487320, 3210904, 4013630, 4414993, 4974640, 6421808, 8027260, 8829986, 16054520, 17659972, 22074965, 32109040, 35319944, 44149930, 70639888, 88299860, 176599720, 353199440]

約数ペア:

[(1, 353199440), (2, 176599720), (4, 88299860), (5, 70639888), (8, 44149930), (10, 35319944), (11, 32109040), (16, 22074965), (20, 17659972), (22, 16054520), (40, 8829986), (44, 8027260), (55, 6421808), (71, 4974640), (80, 4414993), (88, 4013630), (110, 3210904), (142, 2487320), (176, 2006815), (220, 1605452), (284, 1243660), (355, 994928), (440, 802726), (568, 621830), (710, 497464), (781, 452240), (880, 401363), (1136, 310915), (1420, 248732), (1562, 226120), (2840, 124366), (3124, 113060), (3905, 90448), (5653, 62480), (5680, 62183), (6248, 56530), (7810, 45224), (11306, 31240), (12496, 28265), (15620, 22612)]