155565544

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{401}}^1\times {\mathrm{683}}^1$

素因数の和:1161

約数の個数: 32

約数和(自身を含む): 296965440

約数和(自身を除く): 141399896

約数列:

[1, 2, 4, 8, 71, 142, 284, 401, 568, 683, 802, 1366, 1604, 2732, 3208, 5464, 28471, 48493, 56942, 96986, 113884, 193972, 227768, 273883, 387944, 547766, 1095532, 2191064, 19445693, 38891386, 77782772, 155565544]

約数ペア:

[(1, 155565544), (2, 77782772), (4, 38891386), (8, 19445693), (71, 2191064), (142, 1095532), (284, 547766), (401, 387944), (568, 273883), (683, 227768), (802, 193972), (1366, 113884), (1604, 96986), (2732, 56942), (3208, 48493), (5464, 28471)]