81832450

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{127}}^1\times {\mathrm{263}}^1$

素因数の和:416

約数の個数: 72

約数和(自身を含む): 179131392

約数和(自身を除く): 97298942

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 70, 98, 127, 175, 245, 254, 263, 350, 490, 526, 635, 889, 1225, 1270, 1315, 1778, 1841, 2450, 2630, 3175, 3682, 4445, 6223, 6350, 6575, 8890, 9205, 12446, 12887, 13150, 18410, 22225, 25774, 31115, 33401, 44450, 46025, 62230, 64435, 66802, 92050, 128870, 155575, 167005, 233807, 311150, 322175, 334010, 467614, 644350, 835025, 1169035, 1636649, 1670050, 2338070, 3273298, 5845175, 8183245, 11690350, 16366490, 40916225, 81832450]

約数ペア:

[(1, 81832450), (2, 40916225), (5, 16366490), (7, 11690350), (10, 8183245), (14, 5845175), (25, 3273298), (35, 2338070), (49, 1670050), (50, 1636649), (70, 1169035), (98, 835025), (127, 644350), (175, 467614), (245, 334010), (254, 322175), (263, 311150), (350, 233807), (490, 167005), (526, 155575), (635, 128870), (889, 92050), (1225, 66802), (1270, 64435), (1315, 62230), (1778, 46025), (1841, 44450), (2450, 33401), (2630, 31115), (3175, 25774), (3682, 22225), (4445, 18410), (6223, 13150), (6350, 12887), (6575, 12446), (8890, 9205)]