65720201320

素因数分解:

$2^3\times 5^1\times {\mathrm{281}}^1\times {\mathrm{5846993}}^1$

素因数の和:5847285

約数の個数: 32

約数和(自身を含む): 148396707720

約数和(自身を除く): 82676506400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 281, 562, 1124, 1405, 2248, 2810, 5620, 11240, 5846993, 11693986, 23387972, 29234965, 46775944, 58469930, 116939860, 233879720, 1643005033, 3286010066, 6572020132, 8215025165, 13144040264, 16430050330, 32860100660, 65720201320]

約数ペア:

[(1, 65720201320), (2, 32860100660), (4, 16430050330), (5, 13144040264), (8, 8215025165), (10, 6572020132), (20, 3286010066), (40, 1643005033), (281, 233879720), (562, 116939860), (1124, 58469930), (1405, 46775944), (2248, 29234965), (2810, 23387972), (5620, 11693986), (11240, 5846993)]