71782970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{16811}}^1$

素因数の和:16886

約数の個数: 32

約数和(自身を含む): 150097536

約数和(自身を除く): 78314566

約数列:

[1, 2, 5, 7, 10, 14, 35, 61, 70, 122, 305, 427, 610, 854, 2135, 4270, 16811, 33622, 84055, 117677, 168110, 235354, 588385, 1025471, 1176770, 2050942, 5127355, 7178297, 10254710, 14356594, 35891485, 71782970]

約数ペア:

[(1, 71782970), (2, 35891485), (5, 14356594), (7, 10254710), (10, 7178297), (14, 5127355), (35, 2050942), (61, 1176770), (70, 1025471), (122, 588385), (305, 235354), (427, 168110), (610, 117677), (854, 84055), (2135, 33622), (4270, 16811)]