25005120

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^2$

素因数の和:149

約数の個数: 168

約数和(自身を含む): 92244672

約数和(自身を除く): 67239552

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 61, 64, 70, 80, 84, 96, 105, 112, 120, 122, 140, 160, 168, 183, 192, 210, 224, 240, 244, 280, 305, 320, 336, 366, 420, 427, 448, 480, 488, 560, 610, 672, 732, 840, 854, 915, 960, 976, 1120, 1220, 1281, 1344, 1464, 1680, 1708, 1830, 1952, 2135, 2240, 2440, 2562, 2928, 3360, 3416, 3660, 3721, 3904, 4270, 4880, 5124, 5856, 6405, 6720, 6832, 7320, 7442, 8540, 9760, 10248, 11163, 11712, 12810, 13664, 14640, 14884, 17080, 18605, 19520, 20496, 22326, 25620, 26047, 27328, 29280, 29768, 34160, 37210, 40992, 44652, 51240, 52094, 55815, 58560, 59536, 68320, 74420, 78141, 81984, 89304, 102480, 104188, 111630, 119072, 130235, 136640, 148840, 156282, 178608, 204960, 208376, 223260, 238144, 260470, 297680, 312564, 357216, 390705, 409920, 416752, 446520, 520940, 595360, 625128, 714432, 781410, 833504, 893040, 1041880, 1190720, 1250256, 1562820, 1667008, 1786080, 2083760, 2500512, 3125640, 3572160, 4167520, 5001024, 6251280, 8335040, 12502560, 25005120]

約数ペア:

[(1, 25005120), (2, 12502560), (3, 8335040), (4, 6251280), (5, 5001024), (6, 4167520), (7, 3572160), (8, 3125640), (10, 2500512), (12, 2083760), (14, 1786080), (15, 1667008), (16, 1562820), (20, 1250256), (21, 1190720), (24, 1041880), (28, 893040), (30, 833504), (32, 781410), (35, 714432), (40, 625128), (42, 595360), (48, 520940), (56, 446520), (60, 416752), (61, 409920), (64, 390705), (70, 357216), (80, 312564), (84, 297680), (96, 260470), (105, 238144), (112, 223260), (120, 208376), (122, 204960), (140, 178608), (160, 156282), (168, 148840), (183, 136640), (192, 130235), (210, 119072), (224, 111630), (240, 104188), (244, 102480), (280, 89304), (305, 81984), (320, 78141), (336, 74420), (366, 68320), (420, 59536), (427, 58560), (448, 55815), (480, 52094), (488, 51240), (560, 44652), (610, 40992), (672, 37210), (732, 34160), (840, 29768), (854, 29280), (915, 27328), (960, 26047), (976, 25620), (1120, 22326), (1220, 20496), (1281, 19520), (1344, 18605), (1464, 17080), (1680, 14884), (1708, 14640), (1830, 13664), (1952, 12810), (2135, 11712), (2240, 11163), (2440, 10248), (2562, 9760), (2928, 8540), (3360, 7442), (3416, 7320), (3660, 6832), (3721, 6720), (3904, 6405), (4270, 5856), (4880, 5124)]