71781712

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{1489}}^1$

素因数の和:1651

約数の個数: 40

約数和(自身を含む): 146329920

約数和(自身を除く): 74548208

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 131, 184, 262, 368, 524, 1048, 1489, 2096, 2978, 3013, 5956, 6026, 11912, 12052, 23824, 24104, 34247, 48208, 68494, 136988, 195059, 273976, 390118, 547952, 780236, 1560472, 3120944, 4486357, 8972714, 17945428, 35890856, 71781712]

約数ペア:

[(1, 71781712), (2, 35890856), (4, 17945428), (8, 8972714), (16, 4486357), (23, 3120944), (46, 1560472), (92, 780236), (131, 547952), (184, 390118), (262, 273976), (368, 195059), (524, 136988), (1048, 68494), (1489, 48208), (2096, 34247), (2978, 24104), (3013, 23824), (5956, 12052), (6026, 11912)]