254603728

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{2837}}^1$

素因数の和:2995

約数の個数: 40

約数和(自身を含む): 506753280

約数和(自身を除く): 252149552

約数列:

[1, 2, 4, 8, 16, 71, 79, 142, 158, 284, 316, 568, 632, 1136, 1264, 2837, 5609, 5674, 11218, 11348, 22436, 22696, 44872, 45392, 89744, 201427, 224123, 402854, 448246, 805708, 896492, 1611416, 1792984, 3222832, 3585968, 15912733, 31825466, 63650932, 127301864, 254603728]

約数ペア:

[(1, 254603728), (2, 127301864), (4, 63650932), (8, 31825466), (16, 15912733), (71, 3585968), (79, 3222832), (142, 1792984), (158, 1611416), (284, 896492), (316, 805708), (568, 448246), (632, 402854), (1136, 224123), (1264, 201427), (2837, 89744), (5609, 45392), (5674, 44872), (11218, 22696), (11348, 22436)]