71505770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{7349}}^1$

素因数の和:7502

約数の個数: 32

約数和(自身を含む): 148176000

約数和(自身を除く): 76670230

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 139, 278, 695, 973, 1390, 1946, 4865, 7349, 9730, 14698, 36745, 51443, 73490, 102886, 257215, 514430, 1021511, 2043022, 5107555, 7150577, 10215110, 14301154, 35752885, 71505770]

約数ペア:

[(1, 71505770), (2, 35752885), (5, 14301154), (7, 10215110), (10, 7150577), (14, 5107555), (35, 2043022), (70, 1021511), (139, 514430), (278, 257215), (695, 102886), (973, 73490), (1390, 51443), (1946, 36745), (4865, 14698), (7349, 9730)]