65612800

素因数分解:

$2^{10}\times 5^2\times {\mathrm{11}}^1\times {\mathrm{233}}^1$

素因数の和:274

約数の個数: 132

約数和(自身を含む): 178187256

約数和(自身を除く): 112574456

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 44, 50, 55, 64, 80, 88, 100, 110, 128, 160, 176, 200, 220, 233, 256, 275, 320, 352, 400, 440, 466, 512, 550, 640, 704, 800, 880, 932, 1024, 1100, 1165, 1280, 1408, 1600, 1760, 1864, 2200, 2330, 2560, 2563, 2816, 3200, 3520, 3728, 4400, 4660, 5120, 5126, 5632, 5825, 6400, 7040, 7456, 8800, 9320, 10252, 11264, 11650, 12800, 12815, 14080, 14912, 17600, 18640, 20504, 23300, 25600, 25630, 28160, 29824, 35200, 37280, 41008, 46600, 51260, 56320, 59648, 64075, 70400, 74560, 82016, 93200, 102520, 119296, 128150, 140800, 149120, 164032, 186400, 205040, 238592, 256300, 281600, 298240, 328064, 372800, 410080, 512600, 596480, 656128, 745600, 820160, 1025200, 1192960, 1312256, 1491200, 1640320, 2050400, 2624512, 2982400, 3280640, 4100800, 5964800, 6561280, 8201600, 13122560, 16403200, 32806400, 65612800]

約数ペア:

[(1, 65612800), (2, 32806400), (4, 16403200), (5, 13122560), (8, 8201600), (10, 6561280), (11, 5964800), (16, 4100800), (20, 3280640), (22, 2982400), (25, 2624512), (32, 2050400), (40, 1640320), (44, 1491200), (50, 1312256), (55, 1192960), (64, 1025200), (80, 820160), (88, 745600), (100, 656128), (110, 596480), (128, 512600), (160, 410080), (176, 372800), (200, 328064), (220, 298240), (233, 281600), (256, 256300), (275, 238592), (320, 205040), (352, 186400), (400, 164032), (440, 149120), (466, 140800), (512, 128150), (550, 119296), (640, 102520), (704, 93200), (800, 82016), (880, 74560), (932, 70400), (1024, 64075), (1100, 59648), (1165, 56320), (1280, 51260), (1408, 46600), (1600, 41008), (1760, 37280), (1864, 35200), (2200, 29824), (2330, 28160), (2560, 25630), (2563, 25600), (2816, 23300), (3200, 20504), (3520, 18640), (3728, 17600), (4400, 14912), (4660, 14080), (5120, 12815), (5126, 12800), (5632, 11650), (5825, 11264), (6400, 10252), (7040, 9320), (7456, 8800)]