42709760

素因数分解:

$2^8\times 5^1\times {\mathrm{61}}^1\times {\mathrm{547}}^1$

素因数の和:629

約数の個数: 72

約数和(自身を含む): 104170416

約数和(自身を除く): 61460656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 128, 160, 244, 256, 305, 320, 488, 547, 610, 640, 976, 1094, 1220, 1280, 1952, 2188, 2440, 2735, 3904, 4376, 4880, 5470, 7808, 8752, 9760, 10940, 15616, 17504, 19520, 21880, 33367, 35008, 39040, 43760, 66734, 70016, 78080, 87520, 133468, 140032, 166835, 175040, 266936, 333670, 350080, 533872, 667340, 700160, 1067744, 1334680, 2135488, 2669360, 4270976, 5338720, 8541952, 10677440, 21354880, 42709760]

約数ペア:

[(1, 42709760), (2, 21354880), (4, 10677440), (5, 8541952), (8, 5338720), (10, 4270976), (16, 2669360), (20, 2135488), (32, 1334680), (40, 1067744), (61, 700160), (64, 667340), (80, 533872), (122, 350080), (128, 333670), (160, 266936), (244, 175040), (256, 166835), (305, 140032), (320, 133468), (488, 87520), (547, 78080), (610, 70016), (640, 66734), (976, 43760), (1094, 39040), (1220, 35008), (1280, 33367), (1952, 21880), (2188, 19520), (2440, 17504), (2735, 15616), (3904, 10940), (4376, 9760), (4880, 8752), (5470, 7808)]