13425920

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{617}}^1$

素因数の和:655

約数の個数: 72

約数和(自身を含む): 34106184

約数和(自身を除く): 20680264

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 256, 272, 320, 340, 544, 617, 640, 680, 1088, 1234, 1280, 1360, 2176, 2468, 2720, 3085, 4352, 4936, 5440, 6170, 9872, 10489, 10880, 12340, 19744, 20978, 21760, 24680, 39488, 41956, 49360, 52445, 78976, 83912, 98720, 104890, 157952, 167824, 197440, 209780, 335648, 394880, 419560, 671296, 789760, 839120, 1342592, 1678240, 2685184, 3356480, 6712960, 13425920]

約数ペア:

[(1, 13425920), (2, 6712960), (4, 3356480), (5, 2685184), (8, 1678240), (10, 1342592), (16, 839120), (17, 789760), (20, 671296), (32, 419560), (34, 394880), (40, 335648), (64, 209780), (68, 197440), (80, 167824), (85, 157952), (128, 104890), (136, 98720), (160, 83912), (170, 78976), (256, 52445), (272, 49360), (320, 41956), (340, 39488), (544, 24680), (617, 21760), (640, 20978), (680, 19744), (1088, 12340), (1234, 10880), (1280, 10489), (1360, 9872), (2176, 6170), (2468, 5440), (2720, 4936), (3085, 4352)]