25079040

素因数分解:

$2^8\times 3^2\times 5^1\times 7^1\times {\mathrm{311}}^1$

素因数の和:345

約数の個数: 216

約数和(自身を含む): 99485568

約数和(自身を除く): 74406528

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 256, 280, 288, 311, 315, 320, 336, 360, 384, 420, 448, 480, 504, 560, 576, 622, 630, 640, 672, 720, 768, 840, 896, 933, 960, 1008, 1120, 1152, 1244, 1260, 1280, 1344, 1440, 1555, 1680, 1792, 1866, 1920, 2016, 2177, 2240, 2304, 2488, 2520, 2688, 2799, 2880, 3110, 3360, 3732, 3840, 4032, 4354, 4480, 4665, 4976, 5040, 5376, 5598, 5760, 6220, 6531, 6720, 7464, 8064, 8708, 8960, 9330, 9952, 10080, 10885, 11196, 11520, 12440, 13062, 13440, 13995, 14928, 16128, 17416, 18660, 19593, 19904, 20160, 21770, 22392, 24880, 26124, 26880, 27990, 29856, 32655, 34832, 37320, 39186, 39808, 40320, 43540, 44784, 49760, 52248, 55980, 59712, 65310, 69664, 74640, 78372, 79616, 80640, 87080, 89568, 97965, 99520, 104496, 111960, 119424, 130620, 139328, 149280, 156744, 174160, 179136, 195930, 199040, 208992, 223920, 238848, 261240, 278656, 298560, 313488, 348320, 358272, 391860, 398080, 417984, 447840, 522480, 557312, 597120, 626976, 696640, 716544, 783720, 835968, 895680, 1044960, 1194240, 1253952, 1393280, 1567440, 1671936, 1791360, 2089920, 2507904, 2786560, 3134880, 3582720, 4179840, 5015808, 6269760, 8359680, 12539520, 25079040]

約数ペア:

[(1, 25079040), (2, 12539520), (3, 8359680), (4, 6269760), (5, 5015808), (6, 4179840), (7, 3582720), (8, 3134880), (9, 2786560), (10, 2507904), (12, 2089920), (14, 1791360), (15, 1671936), (16, 1567440), (18, 1393280), (20, 1253952), (21, 1194240), (24, 1044960), (28, 895680), (30, 835968), (32, 783720), (35, 716544), (36, 696640), (40, 626976), (42, 597120), (45, 557312), (48, 522480), (56, 447840), (60, 417984), (63, 398080), (64, 391860), (70, 358272), (72, 348320), (80, 313488), (84, 298560), (90, 278656), (96, 261240), (105, 238848), (112, 223920), (120, 208992), (126, 199040), (128, 195930), (140, 179136), (144, 174160), (160, 156744), (168, 149280), (180, 139328), (192, 130620), (210, 119424), (224, 111960), (240, 104496), (252, 99520), (256, 97965), (280, 89568), (288, 87080), (311, 80640), (315, 79616), (320, 78372), (336, 74640), (360, 69664), (384, 65310), (420, 59712), (448, 55980), (480, 52248), (504, 49760), (560, 44784), (576, 43540), (622, 40320), (630, 39808), (640, 39186), (672, 37320), (720, 34832), (768, 32655), (840, 29856), (896, 27990), (933, 26880), (960, 26124), (1008, 24880), (1120, 22392), (1152, 21770), (1244, 20160), (1260, 19904), (1280, 19593), (1344, 18660), (1440, 17416), (1555, 16128), (1680, 14928), (1792, 13995), (1866, 13440), (1920, 13062), (2016, 12440), (2177, 11520), (2240, 11196), (2304, 10885), (2488, 10080), (2520, 9952), (2688, 9330), (2799, 8960), (2880, 8708), (3110, 8064), (3360, 7464), (3732, 6720), (3840, 6531), (4032, 6220), (4354, 5760), (4480, 5598), (4665, 5376), (4976, 5040)]