25639680

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{607}}^1$

素因数の和:642

約数の個数: 144

約数和(自身を含む): 89478144

約数和(自身を除く): 63838464

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, 607, 640, 660, 704, 768, 880, 960, 1056, 1214, 1280, 1320, 1408, 1760, 1821, 1920, 2112, 2428, 2640, 2816, 3035, 3520, 3642, 3840, 4224, 4856, 5280, 6070, 6677, 7040, 7284, 8448, 9105, 9712, 10560, 12140, 13354, 14080, 14568, 18210, 19424, 20031, 21120, 24280, 26708, 29136, 33385, 36420, 38848, 40062, 42240, 48560, 53416, 58272, 66770, 72840, 77696, 80124, 97120, 100155, 106832, 116544, 133540, 145680, 155392, 160248, 194240, 200310, 213664, 233088, 267080, 291360, 320496, 388480, 400620, 427328, 466176, 534160, 582720, 640992, 776960, 801240, 854656, 1068320, 1165440, 1281984, 1602480, 1709312, 2136640, 2330880, 2563968, 3204960, 4273280, 5127936, 6409920, 8546560, 12819840, 25639680]

約数ペア:

[(1, 25639680), (2, 12819840), (3, 8546560), (4, 6409920), (5, 5127936), (6, 4273280), (8, 3204960), (10, 2563968), (11, 2330880), (12, 2136640), (15, 1709312), (16, 1602480), (20, 1281984), (22, 1165440), (24, 1068320), (30, 854656), (32, 801240), (33, 776960), (40, 640992), (44, 582720), (48, 534160), (55, 466176), (60, 427328), (64, 400620), (66, 388480), (80, 320496), (88, 291360), (96, 267080), (110, 233088), (120, 213664), (128, 200310), (132, 194240), (160, 160248), (165, 155392), (176, 145680), (192, 133540), (220, 116544), (240, 106832), (256, 100155), (264, 97120), (320, 80124), (330, 77696), (352, 72840), (384, 66770), (440, 58272), (480, 53416), (528, 48560), (607, 42240), (640, 40062), (660, 38848), (704, 36420), (768, 33385), (880, 29136), (960, 26708), (1056, 24280), (1214, 21120), (1280, 20031), (1320, 19424), (1408, 18210), (1760, 14568), (1821, 14080), (1920, 13354), (2112, 12140), (2428, 10560), (2640, 9712), (2816, 9105), (3035, 8448), (3520, 7284), (3642, 7040), (3840, 6677), (4224, 6070), (4856, 5280)]