25193000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:148

約数の個数: 128

約数和(自身を含む): 69638400

約数和(自身を除く): 44445400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 59, 61, 70, 100, 118, 122, 125, 140, 175, 200, 236, 244, 250, 280, 295, 305, 350, 413, 427, 472, 488, 500, 590, 610, 700, 826, 854, 875, 1000, 1180, 1220, 1400, 1475, 1525, 1652, 1708, 1750, 2065, 2135, 2360, 2440, 2950, 3050, 3304, 3416, 3500, 3599, 4130, 4270, 5900, 6100, 7000, 7198, 7375, 7625, 8260, 8540, 10325, 10675, 11800, 12200, 14396, 14750, 15250, 16520, 17080, 17995, 20650, 21350, 25193, 28792, 29500, 30500, 35990, 41300, 42700, 50386, 51625, 53375, 59000, 61000, 71980, 82600, 85400, 89975, 100772, 103250, 106750, 125965, 143960, 179950, 201544, 206500, 213500, 251930, 359900, 413000, 427000, 449875, 503860, 629825, 719800, 899750, 1007720, 1259650, 1799500, 2519300, 3149125, 3599000, 5038600, 6298250, 12596500, 25193000]

約数ペア:

[(1, 25193000), (2, 12596500), (4, 6298250), (5, 5038600), (7, 3599000), (8, 3149125), (10, 2519300), (14, 1799500), (20, 1259650), (25, 1007720), (28, 899750), (35, 719800), (40, 629825), (50, 503860), (56, 449875), (59, 427000), (61, 413000), (70, 359900), (100, 251930), (118, 213500), (122, 206500), (125, 201544), (140, 179950), (175, 143960), (200, 125965), (236, 106750), (244, 103250), (250, 100772), (280, 89975), (295, 85400), (305, 82600), (350, 71980), (413, 61000), (427, 59000), (472, 53375), (488, 51625), (500, 50386), (590, 42700), (610, 41300), (700, 35990), (826, 30500), (854, 29500), (875, 28792), (1000, 25193), (1180, 21350), (1220, 20650), (1400, 17995), (1475, 17080), (1525, 16520), (1652, 15250), (1708, 14750), (1750, 14396), (2065, 12200), (2135, 11800), (2360, 10675), (2440, 10325), (2950, 8540), (3050, 8260), (3304, 7625), (3416, 7375), (3500, 7198), (3599, 7000), (4130, 6100), (4270, 5900)]