20169992210

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{62743}}^1$

素因数の和:62859

約数の個数: 64

約数和(自身を含む): 40332847104

約数和(自身を除く): 20162854894

約数列:

[1, 2, 5, 10, 17, 31, 34, 61, 62, 85, 122, 155, 170, 305, 310, 527, 610, 1037, 1054, 1891, 2074, 2635, 3782, 5185, 5270, 9455, 10370, 18910, 32147, 62743, 64294, 125486, 160735, 313715, 321470, 627430, 1066631, 1945033, 2133262, 3827323, 3890066, 5333155, 7654646, 9725165, 10666310, 19136615, 19450330, 33065561, 38273230, 65064491, 66131122, 118647013, 130128982, 165327805, 237294026, 325322455, 330655610, 593235065, 650644910, 1186470130, 2016999221, 4033998442, 10084996105, 20169992210]

約数ペア:

[(1, 20169992210), (2, 10084996105), (5, 4033998442), (10, 2016999221), (17, 1186470130), (31, 650644910), (34, 593235065), (61, 330655610), (62, 325322455), (85, 237294026), (122, 165327805), (155, 130128982), (170, 118647013), (305, 66131122), (310, 65064491), (527, 38273230), (610, 33065561), (1037, 19450330), (1054, 19136615), (1891, 10666310), (2074, 9725165), (2635, 7654646), (3782, 5333155), (5185, 3890066), (5270, 3827323), (9455, 2133262), (10370, 1945033), (18910, 1066631), (32147, 627430), (62743, 321470), (64294, 313715), (125486, 160735)]