155514989515

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1\times {\mathrm{66973}}^1$

素因数の和:67291

約数の個数: 32

約数和(自身を含む): 196279898112

約数和(自身を除く): 40764908597

約数列:

[1, 5, 31, 71, 155, 211, 355, 1055, 2201, 6541, 11005, 14981, 32705, 66973, 74905, 334865, 464411, 2076163, 2322055, 4755083, 10380815, 14131303, 23775415, 70656515, 147407573, 438070393, 737037865, 1003322513, 2190351965, 5016612565, 31102997903, 155514989515]

約数ペア:

[(1, 155514989515), (5, 31102997903), (31, 5016612565), (71, 2190351965), (155, 1003322513), (211, 737037865), (355, 438070393), (1055, 147407573), (2201, 70656515), (6541, 23775415), (11005, 14131303), (14981, 10380815), (32705, 4755083), (66973, 2322055), (74905, 2076163), (334865, 464411)]