25893120

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{613}}^1$

素因数の和:648

約数の個数: 144

約数和(自身を含む): 90361152

約数和(自身を除く): 64468032

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 120, 128, 132, 160, 165, 176, 192, 220, 240, 256, 264, 320, 330, 352, 384, 440, 480, 528, 613, 640, 660, 704, 768, 880, 960, 1056, 1226, 1280, 1320, 1408, 1760, 1839, 1920, 2112, 2452, 2640, 2816, 3065, 3520, 3678, 3840, 4224, 4904, 5280, 6130, 6743, 7040, 7356, 8448, 9195, 9808, 10560, 12260, 13486, 14080, 14712, 18390, 19616, 20229, 21120, 24520, 26972, 29424, 33715, 36780, 39232, 40458, 42240, 49040, 53944, 58848, 67430, 73560, 78464, 80916, 98080, 101145, 107888, 117696, 134860, 147120, 156928, 161832, 196160, 202290, 215776, 235392, 269720, 294240, 323664, 392320, 404580, 431552, 470784, 539440, 588480, 647328, 784640, 809160, 863104, 1078880, 1176960, 1294656, 1618320, 1726208, 2157760, 2353920, 2589312, 3236640, 4315520, 5178624, 6473280, 8631040, 12946560, 25893120]

約数ペア:

[(1, 25893120), (2, 12946560), (3, 8631040), (4, 6473280), (5, 5178624), (6, 4315520), (8, 3236640), (10, 2589312), (11, 2353920), (12, 2157760), (15, 1726208), (16, 1618320), (20, 1294656), (22, 1176960), (24, 1078880), (30, 863104), (32, 809160), (33, 784640), (40, 647328), (44, 588480), (48, 539440), (55, 470784), (60, 431552), (64, 404580), (66, 392320), (80, 323664), (88, 294240), (96, 269720), (110, 235392), (120, 215776), (128, 202290), (132, 196160), (160, 161832), (165, 156928), (176, 147120), (192, 134860), (220, 117696), (240, 107888), (256, 101145), (264, 98080), (320, 80916), (330, 78464), (352, 73560), (384, 67430), (440, 58848), (480, 53944), (528, 49040), (613, 42240), (640, 40458), (660, 39232), (704, 36780), (768, 33715), (880, 29424), (960, 26972), (1056, 24520), (1226, 21120), (1280, 20229), (1320, 19616), (1408, 18390), (1760, 14712), (1839, 14080), (1920, 13486), (2112, 12260), (2452, 10560), (2640, 9808), (2816, 9195), (3065, 8448), (3520, 7356), (3678, 7040), (3840, 6743), (4224, 6130), (4904, 5280)]