51131856

素因数分解:

$2^4\times 3^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{199}}^1$

素因数の和:364

約数の個数: 80

約数和(自身を含む): 136598400

約数和(自身を除く): 85466544

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 53, 101, 106, 159, 199, 202, 212, 303, 318, 398, 404, 424, 597, 606, 636, 796, 808, 848, 1194, 1212, 1272, 1592, 1616, 2388, 2424, 2544, 3184, 4776, 4848, 5353, 9552, 10547, 10706, 16059, 20099, 21094, 21412, 31641, 32118, 40198, 42188, 42824, 60297, 63282, 64236, 80396, 84376, 85648, 120594, 126564, 128472, 160792, 168752, 241188, 253128, 256944, 321584, 482376, 506256, 964752, 1065247, 2130494, 3195741, 4260988, 6391482, 8521976, 12782964, 17043952, 25565928, 51131856]

約数ペア:

[(1, 51131856), (2, 25565928), (3, 17043952), (4, 12782964), (6, 8521976), (8, 6391482), (12, 4260988), (16, 3195741), (24, 2130494), (48, 1065247), (53, 964752), (101, 506256), (106, 482376), (159, 321584), (199, 256944), (202, 253128), (212, 241188), (303, 168752), (318, 160792), (398, 128472), (404, 126564), (424, 120594), (597, 85648), (606, 84376), (636, 80396), (796, 64236), (808, 63282), (848, 60297), (1194, 42824), (1212, 42188), (1272, 40198), (1592, 32118), (1616, 31641), (2388, 21412), (2424, 21094), (2544, 20099), (3184, 16059), (4776, 10706), (4848, 10547), (5353, 9552)]