78390904

素因数分解:

$2^3\times {\mathrm{73}}^1\times {\mathrm{269}}^1\times {\mathrm{499}}^1$

素因数の和:847

約数の個数: 32

約数和(自身を含む): 149850000

約数和(自身を除く): 71459096

約数列:

[1, 2, 4, 8, 73, 146, 269, 292, 499, 538, 584, 998, 1076, 1996, 2152, 3992, 19637, 36427, 39274, 72854, 78548, 134231, 145708, 157096, 268462, 291416, 536924, 1073848, 9798863, 19597726, 39195452, 78390904]

約数ペア:

[(1, 78390904), (2, 39195452), (4, 19597726), (8, 9798863), (73, 1073848), (146, 536924), (269, 291416), (292, 268462), (499, 157096), (538, 145708), (584, 134231), (998, 78548), (1076, 72854), (1996, 39274), (2152, 36427), (3992, 19637)]