71481328

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{2411}}^1$

素因数の和:2545

約数の個数: 40

約数和(自身を含む): 148048560

約数和(自身を除く): 76567232

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 109, 136, 218, 272, 436, 872, 1744, 1853, 2411, 3706, 4822, 7412, 9644, 14824, 19288, 29648, 38576, 40987, 81974, 163948, 262799, 327896, 525598, 655792, 1051196, 2102392, 4204784, 4467583, 8935166, 17870332, 35740664, 71481328]

約数ペア:

[(1, 71481328), (2, 35740664), (4, 17870332), (8, 8935166), (16, 4467583), (17, 4204784), (34, 2102392), (68, 1051196), (109, 655792), (136, 525598), (218, 327896), (272, 262799), (436, 163948), (872, 81974), (1744, 40987), (1853, 38576), (2411, 29648), (3706, 19288), (4822, 14824), (7412, 9644)]