85181908

素因数分解:

$2^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1\times {\mathrm{397}}^1$

素因数の和:584

約数の個数: 48

約数和(自身を含む): 174737920

約数和(自身を除く): 89556012

約数列:

[1, 2, 4, 7, 14, 28, 79, 97, 158, 194, 316, 388, 397, 553, 679, 794, 1106, 1358, 1588, 2212, 2716, 2779, 5558, 7663, 11116, 15326, 30652, 31363, 38509, 53641, 62726, 77018, 107282, 125452, 154036, 214564, 219541, 269563, 439082, 539126, 878164, 1078252, 3042211, 6084422, 12168844, 21295477, 42590954, 85181908]

約数ペア:

[(1, 85181908), (2, 42590954), (4, 21295477), (7, 12168844), (14, 6084422), (28, 3042211), (79, 1078252), (97, 878164), (158, 539126), (194, 439082), (316, 269563), (388, 219541), (397, 214564), (553, 154036), (679, 125452), (794, 107282), (1106, 77018), (1358, 62726), (1588, 53641), (2212, 38509), (2716, 31363), (2779, 30652), (5558, 15326), (7663, 11116)]