201665390

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{19447}}^1$

素因数の和:19532

約数の個数: 32

約数和(自身を含む): 390671424

約数和(自身を除く): 189006034

約数列:

[1, 2, 5, 10, 17, 34, 61, 85, 122, 170, 305, 610, 1037, 2074, 5185, 10370, 19447, 38894, 97235, 194470, 330599, 661198, 1186267, 1652995, 2372534, 3305990, 5931335, 11862670, 20166539, 40333078, 100832695, 201665390]

約数ペア:

[(1, 201665390), (2, 100832695), (5, 40333078), (10, 20166539), (17, 11862670), (34, 5931335), (61, 3305990), (85, 2372534), (122, 1652995), (170, 1186267), (305, 661198), (610, 330599), (1037, 194470), (2074, 97235), (5185, 38894), (10370, 19447)]