55566320

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{557}}^1$

素因数の和:642

約数の個数: 80

約数和(自身を含む): 137000160

約数和(自身を除く): 81433840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 43, 58, 80, 86, 116, 145, 172, 215, 232, 290, 344, 430, 464, 557, 580, 688, 860, 1114, 1160, 1247, 1720, 2228, 2320, 2494, 2785, 3440, 4456, 4988, 5570, 6235, 8912, 9976, 11140, 12470, 16153, 19952, 22280, 23951, 24940, 32306, 44560, 47902, 49880, 64612, 80765, 95804, 99760, 119755, 129224, 161530, 191608, 239510, 258448, 323060, 383216, 479020, 646120, 694579, 958040, 1292240, 1389158, 1916080, 2778316, 3472895, 5556632, 6945790, 11113264, 13891580, 27783160, 55566320]

約数ペア:

[(1, 55566320), (2, 27783160), (4, 13891580), (5, 11113264), (8, 6945790), (10, 5556632), (16, 3472895), (20, 2778316), (29, 1916080), (40, 1389158), (43, 1292240), (58, 958040), (80, 694579), (86, 646120), (116, 479020), (145, 383216), (172, 323060), (215, 258448), (232, 239510), (290, 191608), (344, 161530), (430, 129224), (464, 119755), (557, 99760), (580, 95804), (688, 80765), (860, 64612), (1114, 49880), (1160, 47902), (1247, 44560), (1720, 32306), (2228, 24940), (2320, 23951), (2494, 22280), (2785, 19952), (3440, 16153), (4456, 12470), (4988, 11140), (5570, 9976), (6235, 8912)]