144720010

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{317}}^1\times {\mathrm{643}}^1$

素因数の和:1038

約数の個数: 32

約数和(自身を含む): 265410432

約数和(自身を除く): 120690422

約数列:

[1, 2, 5, 10, 71, 142, 317, 355, 634, 643, 710, 1286, 1585, 3170, 3215, 6430, 22507, 45014, 45653, 91306, 112535, 203831, 225070, 228265, 407662, 456530, 1019155, 2038310, 14472001, 28944002, 72360005, 144720010]

約数ペア:

[(1, 144720010), (2, 72360005), (5, 28944002), (10, 14472001), (71, 2038310), (142, 1019155), (317, 456530), (355, 407662), (634, 228265), (643, 225070), (710, 203831), (1286, 112535), (1585, 91306), (3170, 45653), (3215, 45014), (6430, 22507)]