172458710

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{227}}^1$

素因数の和:401

約数の個数: 64

約数和(自身を含む): 341288640

約数和(自身を除く): 168829930

約数列:

[1, 2, 5, 10, 17, 34, 41, 82, 85, 109, 170, 205, 218, 227, 410, 454, 545, 697, 1090, 1135, 1394, 1853, 2270, 3485, 3706, 3859, 4469, 6970, 7718, 8938, 9265, 9307, 18530, 18614, 19295, 22345, 24743, 38590, 44690, 46535, 49486, 75973, 93070, 123715, 151946, 158219, 247430, 316438, 379865, 420631, 759730, 791095, 841262, 1014463, 1582190, 2028926, 2103155, 4206310, 5072315, 10144630, 17245871, 34491742, 86229355, 172458710]

約数ペア:

[(1, 172458710), (2, 86229355), (5, 34491742), (10, 17245871), (17, 10144630), (34, 5072315), (41, 4206310), (82, 2103155), (85, 2028926), (109, 1582190), (170, 1014463), (205, 841262), (218, 791095), (227, 759730), (410, 420631), (454, 379865), (545, 316438), (697, 247430), (1090, 158219), (1135, 151946), (1394, 123715), (1853, 93070), (2270, 75973), (3485, 49486), (3706, 46535), (3859, 44690), (4469, 38590), (6970, 24743), (7718, 22345), (8938, 19295), (9265, 18614), (9307, 18530)]