64117760

素因数分解:

$2^{10}\times 5^1\times 7^1\times {\mathrm{1789}}^1$

素因数の和:1821

約数の個数: 88

約数和(自身を含む): 175878240

約数和(自身を除く): 111760480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 512, 560, 640, 896, 1024, 1120, 1280, 1789, 1792, 2240, 2560, 3578, 3584, 4480, 5120, 7156, 7168, 8945, 8960, 12523, 14312, 17890, 17920, 25046, 28624, 35780, 35840, 50092, 57248, 62615, 71560, 100184, 114496, 125230, 143120, 200368, 228992, 250460, 286240, 400736, 457984, 500920, 572480, 801472, 915968, 1001840, 1144960, 1602944, 1831936, 2003680, 2289920, 3205888, 4007360, 4579840, 6411776, 8014720, 9159680, 12823552, 16029440, 32058880, 64117760]

約数ペア:

[(1, 64117760), (2, 32058880), (4, 16029440), (5, 12823552), (7, 9159680), (8, 8014720), (10, 6411776), (14, 4579840), (16, 4007360), (20, 3205888), (28, 2289920), (32, 2003680), (35, 1831936), (40, 1602944), (56, 1144960), (64, 1001840), (70, 915968), (80, 801472), (112, 572480), (128, 500920), (140, 457984), (160, 400736), (224, 286240), (256, 250460), (280, 228992), (320, 200368), (448, 143120), (512, 125230), (560, 114496), (640, 100184), (896, 71560), (1024, 62615), (1120, 57248), (1280, 50092), (1789, 35840), (1792, 35780), (2240, 28624), (2560, 25046), (3578, 17920), (3584, 17890), (4480, 14312), (5120, 12523), (7156, 8960), (7168, 8945)]