200018896

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{907}}^1$

素因数の和:1112

約数の個数: 80

約数和(自身を含む): 486397440

約数和(自身を除く): 286378544

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 179, 308, 358, 616, 716, 907, 1232, 1253, 1432, 1814, 1969, 2506, 2864, 3628, 3938, 5012, 6349, 7256, 7876, 9977, 10024, 12698, 13783, 14512, 15752, 19954, 20048, 25396, 27566, 31504, 39908, 50792, 55132, 69839, 79816, 101584, 110264, 139678, 159632, 162353, 220528, 279356, 324706, 558712, 649412, 1117424, 1136471, 1298824, 1785883, 2272942, 2597648, 3571766, 4545884, 7143532, 9091768, 12501181, 14287064, 18183536, 25002362, 28574128, 50004724, 100009448, 200018896]

約数ペア:

[(1, 200018896), (2, 100009448), (4, 50004724), (7, 28574128), (8, 25002362), (11, 18183536), (14, 14287064), (16, 12501181), (22, 9091768), (28, 7143532), (44, 4545884), (56, 3571766), (77, 2597648), (88, 2272942), (112, 1785883), (154, 1298824), (176, 1136471), (179, 1117424), (308, 649412), (358, 558712), (616, 324706), (716, 279356), (907, 220528), (1232, 162353), (1253, 159632), (1432, 139678), (1814, 110264), (1969, 101584), (2506, 79816), (2864, 69839), (3628, 55132), (3938, 50792), (5012, 39908), (6349, 31504), (7256, 27566), (7876, 25396), (9977, 20048), (10024, 19954), (12698, 15752), (13783, 14512)]