81617070

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{271}}^1\times {\mathrm{10039}}^1$

素因数の和:10320

約数の個数: 32

約数和(自身を含む): 196623360

約数和(自身を除く): 115006290

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 271, 542, 813, 1355, 1626, 2710, 4065, 8130, 10039, 20078, 30117, 50195, 60234, 100390, 150585, 301170, 2720569, 5441138, 8161707, 13602845, 16323414, 27205690, 40808535, 81617070]

約数ペア:

[(1, 81617070), (2, 40808535), (3, 27205690), (5, 16323414), (6, 13602845), (10, 8161707), (15, 5441138), (30, 2720569), (271, 301170), (542, 150585), (813, 100390), (1355, 60234), (1626, 50195), (2710, 30117), (4065, 20078), (8130, 10039)]