161019456

素因数分解:

$2^6\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2081}}^1$

素因数の和:2140

約数の個数: 112

約数和(自身を含む): 473829888

約数和(自身を除く): 312810432

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 32, 39, 48, 52, 62, 64, 78, 93, 96, 104, 124, 156, 186, 192, 208, 248, 312, 372, 403, 416, 496, 624, 744, 806, 832, 992, 1209, 1248, 1488, 1612, 1984, 2081, 2418, 2496, 2976, 3224, 4162, 4836, 5952, 6243, 6448, 8324, 9672, 12486, 12896, 16648, 19344, 24972, 25792, 27053, 33296, 38688, 49944, 54106, 64511, 66592, 77376, 81159, 99888, 108212, 129022, 133184, 162318, 193533, 199776, 216424, 258044, 324636, 387066, 399552, 432848, 516088, 649272, 774132, 838643, 865696, 1032176, 1298544, 1548264, 1677286, 1731392, 2064352, 2515929, 2597088, 3096528, 3354572, 4128704, 5031858, 5194176, 6193056, 6709144, 10063716, 12386112, 13418288, 20127432, 26836576, 40254864, 53673152, 80509728, 161019456]

約数ペア:

[(1, 161019456), (2, 80509728), (3, 53673152), (4, 40254864), (6, 26836576), (8, 20127432), (12, 13418288), (13, 12386112), (16, 10063716), (24, 6709144), (26, 6193056), (31, 5194176), (32, 5031858), (39, 4128704), (48, 3354572), (52, 3096528), (62, 2597088), (64, 2515929), (78, 2064352), (93, 1731392), (96, 1677286), (104, 1548264), (124, 1298544), (156, 1032176), (186, 865696), (192, 838643), (208, 774132), (248, 649272), (312, 516088), (372, 432848), (403, 399552), (416, 387066), (496, 324636), (624, 258044), (744, 216424), (806, 199776), (832, 193533), (992, 162318), (1209, 133184), (1248, 129022), (1488, 108212), (1612, 99888), (1984, 81159), (2081, 77376), (2418, 66592), (2496, 64511), (2976, 54106), (3224, 49944), (4162, 38688), (4836, 33296), (5952, 27053), (6243, 25792), (6448, 24972), (8324, 19344), (9672, 16648), (12486, 12896)]