25683944

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{13}}^2\times {\mathrm{157}}^1$

素因数の和:211

約数の個数: 72

約数和(自身を含む): 57683430

約数和(自身を除く): 31999486

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 121, 143, 157, 169, 242, 286, 314, 338, 484, 572, 628, 676, 968, 1144, 1256, 1352, 1573, 1727, 1859, 2041, 3146, 3454, 3718, 4082, 6292, 6908, 7436, 8164, 12584, 13816, 14872, 16328, 18997, 20449, 22451, 26533, 37994, 40898, 44902, 53066, 75988, 81796, 89804, 106132, 151976, 163592, 179608, 212264, 246961, 291863, 493922, 583726, 987844, 1167452, 1975688, 2334904, 3210493, 6420986, 12841972, 25683944]

約数ペア:

[(1, 25683944), (2, 12841972), (4, 6420986), (8, 3210493), (11, 2334904), (13, 1975688), (22, 1167452), (26, 987844), (44, 583726), (52, 493922), (88, 291863), (104, 246961), (121, 212264), (143, 179608), (157, 163592), (169, 151976), (242, 106132), (286, 89804), (314, 81796), (338, 75988), (484, 53066), (572, 44902), (628, 40898), (676, 37994), (968, 26533), (1144, 22451), (1256, 20449), (1352, 18997), (1573, 16328), (1727, 14872), (1859, 13816), (2041, 12584), (3146, 8164), (3454, 7436), (3718, 6908), (4082, 6292)]