129450670

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{2857}}^1$

素因数の和:3084

約数の個数: 32

約数和(自身を含む): 244461888

約数和(自身を除く): 115011218

約数列:

[1, 2, 5, 10, 23, 46, 115, 197, 230, 394, 985, 1970, 2857, 4531, 5714, 9062, 14285, 22655, 28570, 45310, 65711, 131422, 328555, 562829, 657110, 1125658, 2814145, 5628290, 12945067, 25890134, 64725335, 129450670]

約数ペア:

[(1, 129450670), (2, 64725335), (5, 25890134), (10, 12945067), (23, 5628290), (46, 2814145), (115, 1125658), (197, 657110), (230, 562829), (394, 328555), (985, 131422), (1970, 65711), (2857, 45310), (4531, 28570), (5714, 22655), (9062, 14285)]