80978002

素因数分解:

$2^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{211}}^1\times {\mathrm{347}}^1$

素因数の和:646

約数の個数: 32

約数和(自身を含む): 141649920

約数和(自身を除く): 60671918

約数列:

[1, 2, 7, 14, 79, 158, 211, 347, 422, 553, 694, 1106, 1477, 2429, 2954, 4858, 16669, 27413, 33338, 54826, 73217, 116683, 146434, 191891, 233366, 383782, 512519, 1025038, 5784143, 11568286, 40489001, 80978002]

約数ペア:

[(1, 80978002), (2, 40489001), (7, 11568286), (14, 5784143), (79, 1025038), (158, 512519), (211, 383782), (347, 233366), (422, 191891), (553, 146434), (694, 116683), (1106, 73217), (1477, 54826), (2429, 33338), (2954, 27413), (4858, 16669)]