5120270

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{199}}^1$

素因数の和:320

約数の個数: 32

約数和(自身を含む): 9676800

約数和(自身を除く): 4556530

約数列:

[1, 2, 5, 10, 31, 62, 83, 155, 166, 199, 310, 398, 415, 830, 995, 1990, 2573, 5146, 6169, 12338, 12865, 16517, 25730, 30845, 33034, 61690, 82585, 165170, 512027, 1024054, 2560135, 5120270]

約数ペア:

[(1, 5120270), (2, 2560135), (5, 1024054), (10, 512027), (31, 165170), (62, 82585), (83, 61690), (155, 33034), (166, 30845), (199, 25730), (310, 16517), (398, 12865), (415, 12338), (830, 6169), (995, 5146), (1990, 2573)]