81964272

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{5711}}^1$

素因数の和:5758

約数の個数: 80

約数和(自身を含む): 237984768

約数和(自身を除く): 156020496

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 23, 24, 26, 39, 46, 48, 52, 69, 78, 92, 104, 138, 156, 184, 208, 276, 299, 312, 368, 552, 598, 624, 897, 1104, 1196, 1794, 2392, 3588, 4784, 5711, 7176, 11422, 14352, 17133, 22844, 34266, 45688, 68532, 74243, 91376, 131353, 137064, 148486, 222729, 262706, 274128, 296972, 394059, 445458, 525412, 593944, 788118, 890916, 1050824, 1187888, 1576236, 1707589, 1781832, 2101648, 3152472, 3415178, 3563664, 5122767, 6304944, 6830356, 10245534, 13660712, 20491068, 27321424, 40982136, 81964272]

約数ペア:

[(1, 81964272), (2, 40982136), (3, 27321424), (4, 20491068), (6, 13660712), (8, 10245534), (12, 6830356), (13, 6304944), (16, 5122767), (23, 3563664), (24, 3415178), (26, 3152472), (39, 2101648), (46, 1781832), (48, 1707589), (52, 1576236), (69, 1187888), (78, 1050824), (92, 890916), (104, 788118), (138, 593944), (156, 525412), (184, 445458), (208, 394059), (276, 296972), (299, 274128), (312, 262706), (368, 222729), (552, 148486), (598, 137064), (624, 131353), (897, 91376), (1104, 74243), (1196, 68532), (1794, 45688), (2392, 34266), (3588, 22844), (4784, 17133), (5711, 14352), (7176, 11422)]