42757720

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{227}}^1\times {\mathrm{277}}^1$

素因数の和:532

約数の個数: 64

約数和(自身を含む): 102682080

約数和(自身を除く): 59924360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 227, 277, 340, 454, 554, 680, 908, 1108, 1135, 1385, 1816, 2216, 2270, 2770, 3859, 4540, 4709, 5540, 7718, 9080, 9418, 11080, 15436, 18836, 19295, 23545, 30872, 37672, 38590, 47090, 62879, 77180, 94180, 125758, 154360, 188360, 251516, 314395, 503032, 628790, 1068943, 1257580, 2137886, 2515160, 4275772, 5344715, 8551544, 10689430, 21378860, 42757720]

約数ペア:

[(1, 42757720), (2, 21378860), (4, 10689430), (5, 8551544), (8, 5344715), (10, 4275772), (17, 2515160), (20, 2137886), (34, 1257580), (40, 1068943), (68, 628790), (85, 503032), (136, 314395), (170, 251516), (227, 188360), (277, 154360), (340, 125758), (454, 94180), (554, 77180), (680, 62879), (908, 47090), (1108, 38590), (1135, 37672), (1385, 30872), (1816, 23545), (2216, 19295), (2270, 18836), (2770, 15436), (3859, 11080), (4540, 9418), (4709, 9080), (5540, 7718)]