16168880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2221}}^1$

素因数の和:2254

約数の個数: 80

約数和(自身を含む): 46288704

約数和(自身を除く): 30119824

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 2221, 3640, 4442, 7280, 8884, 11105, 15547, 17768, 22210, 28873, 31094, 35536, 44420, 57746, 62188, 77735, 88840, 115492, 124376, 144365, 155470, 177680, 202111, 230984, 248752, 288730, 310940, 404222, 461968, 577460, 621880, 808444, 1010555, 1154920, 1243760, 1616888, 2021110, 2309840, 3233776, 4042220, 8084440, 16168880]

約数ペア:

[(1, 16168880), (2, 8084440), (4, 4042220), (5, 3233776), (7, 2309840), (8, 2021110), (10, 1616888), (13, 1243760), (14, 1154920), (16, 1010555), (20, 808444), (26, 621880), (28, 577460), (35, 461968), (40, 404222), (52, 310940), (56, 288730), (65, 248752), (70, 230984), (80, 202111), (91, 177680), (104, 155470), (112, 144365), (130, 124376), (140, 115492), (182, 88840), (208, 77735), (260, 62188), (280, 57746), (364, 44420), (455, 35536), (520, 31094), (560, 28873), (728, 22210), (910, 17768), (1040, 15547), (1456, 11105), (1820, 8884), (2221, 7280), (3640, 4442)]