55680800

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1$

素因数の和:251

約数の個数: 144

約数和(自身を含む): 158864832

約数和(自身を除く): 103184032

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 61, 70, 80, 100, 112, 122, 140, 160, 163, 175, 200, 224, 244, 280, 305, 326, 350, 400, 427, 488, 560, 610, 652, 700, 800, 815, 854, 976, 1120, 1141, 1220, 1304, 1400, 1525, 1630, 1708, 1952, 2135, 2282, 2440, 2608, 2800, 3050, 3260, 3416, 4075, 4270, 4564, 4880, 5216, 5600, 5705, 6100, 6520, 6832, 8150, 8540, 9128, 9760, 9943, 10675, 11410, 12200, 13040, 13664, 16300, 17080, 18256, 19886, 21350, 22820, 24400, 26080, 28525, 32600, 34160, 36512, 39772, 42700, 45640, 48800, 49715, 57050, 65200, 68320, 69601, 79544, 85400, 91280, 99430, 114100, 130400, 139202, 159088, 170800, 182560, 198860, 228200, 248575, 278404, 318176, 341600, 348005, 397720, 456400, 497150, 556808, 696010, 795440, 912800, 994300, 1113616, 1392020, 1590880, 1740025, 1988600, 2227232, 2784040, 3480050, 3977200, 5568080, 6960100, 7954400, 11136160, 13920200, 27840400, 55680800]

約数ペア:

[(1, 55680800), (2, 27840400), (4, 13920200), (5, 11136160), (7, 7954400), (8, 6960100), (10, 5568080), (14, 3977200), (16, 3480050), (20, 2784040), (25, 2227232), (28, 1988600), (32, 1740025), (35, 1590880), (40, 1392020), (50, 1113616), (56, 994300), (61, 912800), (70, 795440), (80, 696010), (100, 556808), (112, 497150), (122, 456400), (140, 397720), (160, 348005), (163, 341600), (175, 318176), (200, 278404), (224, 248575), (244, 228200), (280, 198860), (305, 182560), (326, 170800), (350, 159088), (400, 139202), (427, 130400), (488, 114100), (560, 99430), (610, 91280), (652, 85400), (700, 79544), (800, 69601), (815, 68320), (854, 65200), (976, 57050), (1120, 49715), (1141, 48800), (1220, 45640), (1304, 42700), (1400, 39772), (1525, 36512), (1630, 34160), (1708, 32600), (1952, 28525), (2135, 26080), (2282, 24400), (2440, 22820), (2608, 21350), (2800, 19886), (3050, 18256), (3260, 17080), (3416, 16300), (4075, 13664), (4270, 13040), (4564, 12200), (4880, 11410), (5216, 10675), (5600, 9943), (5705, 9760), (6100, 9128), (6520, 8540), (6832, 8150)]