71291710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{431}}^1$

素因数の和:601

約数の個数: 64

約数和(自身を含む): 156764160

約数和(自身を除く): 85472450

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 119, 139, 170, 238, 278, 431, 595, 695, 862, 973, 1190, 1390, 1946, 2155, 2363, 3017, 4310, 4726, 4865, 6034, 7327, 9730, 11815, 14654, 15085, 16541, 23630, 30170, 33082, 36635, 51289, 59909, 73270, 82705, 102578, 119818, 165410, 256445, 299545, 419363, 512890, 599090, 838726, 1018453, 2036906, 2096815, 4193630, 5092265, 7129171, 10184530, 14258342, 35645855, 71291710]

約数ペア:

[(1, 71291710), (2, 35645855), (5, 14258342), (7, 10184530), (10, 7129171), (14, 5092265), (17, 4193630), (34, 2096815), (35, 2036906), (70, 1018453), (85, 838726), (119, 599090), (139, 512890), (170, 419363), (238, 299545), (278, 256445), (431, 165410), (595, 119818), (695, 102578), (862, 82705), (973, 73270), (1190, 59909), (1390, 51289), (1946, 36635), (2155, 33082), (2363, 30170), (3017, 23630), (4310, 16541), (4726, 15085), (4865, 14654), (6034, 11815), (7327, 9730)]