80891388

素因数分解:

$2^2\times 3^2\times {\mathrm{89}}^1\times {\mathrm{25247}}^1$

素因数の和:25346

約数の個数: 36

約数和(自身を含む): 206781120

約数和(自身を除く): 125889732

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 89, 178, 267, 356, 534, 801, 1068, 1602, 3204, 25247, 50494, 75741, 100988, 151482, 227223, 302964, 454446, 908892, 2246983, 4493966, 6740949, 8987932, 13481898, 20222847, 26963796, 40445694, 80891388]

約数ペア:

[(1, 80891388), (2, 40445694), (3, 26963796), (4, 20222847), (6, 13481898), (9, 8987932), (12, 6740949), (18, 4493966), (36, 2246983), (89, 908892), (178, 454446), (267, 302964), (356, 227223), (534, 151482), (801, 100988), (1068, 75741), (1602, 50494), (3204, 25247)]