200994560

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{257}}^1$

素因数の和:338

約数の個数: 144

約数和(自身を含む): 531570816

約数和(自身を除く): 330576256

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 47, 52, 64, 65, 80, 94, 104, 128, 130, 160, 188, 208, 235, 256, 257, 260, 320, 376, 416, 470, 514, 520, 611, 640, 752, 832, 940, 1028, 1040, 1222, 1280, 1285, 1504, 1664, 1880, 2056, 2080, 2444, 2570, 3008, 3055, 3328, 3341, 3760, 4112, 4160, 4888, 5140, 6016, 6110, 6682, 7520, 8224, 8320, 9776, 10280, 12032, 12079, 12220, 13364, 15040, 16448, 16640, 16705, 19552, 20560, 24158, 24440, 26728, 30080, 32896, 33410, 39104, 41120, 48316, 48880, 53456, 60160, 60395, 65792, 66820, 78208, 82240, 96632, 97760, 106912, 120790, 133640, 156416, 157027, 164480, 193264, 195520, 213824, 241580, 267280, 314054, 328960, 386528, 391040, 427648, 483160, 534560, 628108, 773056, 782080, 785135, 855296, 966320, 1069120, 1256216, 1546112, 1570270, 1932640, 2138240, 2512432, 3092224, 3140540, 3865280, 4276480, 5024864, 6281080, 7730560, 10049728, 12562160, 15461120, 20099456, 25124320, 40198912, 50248640, 100497280, 200994560]

約数ペア:

[(1, 200994560), (2, 100497280), (4, 50248640), (5, 40198912), (8, 25124320), (10, 20099456), (13, 15461120), (16, 12562160), (20, 10049728), (26, 7730560), (32, 6281080), (40, 5024864), (47, 4276480), (52, 3865280), (64, 3140540), (65, 3092224), (80, 2512432), (94, 2138240), (104, 1932640), (128, 1570270), (130, 1546112), (160, 1256216), (188, 1069120), (208, 966320), (235, 855296), (256, 785135), (257, 782080), (260, 773056), (320, 628108), (376, 534560), (416, 483160), (470, 427648), (514, 391040), (520, 386528), (611, 328960), (640, 314054), (752, 267280), (832, 241580), (940, 213824), (1028, 195520), (1040, 193264), (1222, 164480), (1280, 157027), (1285, 156416), (1504, 133640), (1664, 120790), (1880, 106912), (2056, 97760), (2080, 96632), (2444, 82240), (2570, 78208), (3008, 66820), (3055, 65792), (3328, 60395), (3341, 60160), (3760, 53456), (4112, 48880), (4160, 48316), (4888, 41120), (5140, 39104), (6016, 33410), (6110, 32896), (6682, 30080), (7520, 26728), (8224, 24440), (8320, 24158), (9776, 20560), (10280, 19552), (12032, 16705), (12079, 16640), (12220, 16448), (13364, 15040)]