2017698875

素因数分解:

$5^3\times {\mathrm{83}}^1\times {\mathrm{439}}^1\times {\mathrm{443}}^1$

素因数の和:980

約数の個数: 32

約数和(自身を含む): 2559997440

約数和(自身を除く): 542298565

約数列:

[1, 5, 25, 83, 125, 415, 439, 443, 2075, 2195, 2215, 10375, 10975, 11075, 36437, 36769, 54875, 55375, 182185, 183845, 194477, 910925, 919225, 972385, 4554625, 4596125, 4861925, 16141591, 24309625, 80707955, 403539775, 2017698875]

約数ペア:

[(1, 2017698875), (5, 403539775), (25, 80707955), (83, 24309625), (125, 16141591), (415, 4861925), (439, 4596125), (443, 4554625), (2075, 972385), (2195, 919225), (2215, 910925), (10375, 194477), (10975, 183845), (11075, 182185), (36437, 55375), (36769, 54875)]