17538950

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{223}}^1$

素因数の和:270

約数の個数: 72

約数和(自身を含む): 38789184

約数和(自身を除く): 21250234

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 50, 55, 65, 110, 121, 130, 143, 223, 242, 275, 286, 325, 446, 550, 605, 650, 715, 1115, 1210, 1430, 1573, 2230, 2453, 2899, 3025, 3146, 3575, 4906, 5575, 5798, 6050, 7150, 7865, 11150, 12265, 14495, 15730, 24530, 26983, 28990, 31889, 39325, 53966, 61325, 63778, 72475, 78650, 122650, 134915, 144950, 159445, 269830, 318890, 350779, 674575, 701558, 797225, 1349150, 1594450, 1753895, 3507790, 8769475, 17538950]

約数ペア:

[(1, 17538950), (2, 8769475), (5, 3507790), (10, 1753895), (11, 1594450), (13, 1349150), (22, 797225), (25, 701558), (26, 674575), (50, 350779), (55, 318890), (65, 269830), (110, 159445), (121, 144950), (130, 134915), (143, 122650), (223, 78650), (242, 72475), (275, 63778), (286, 61325), (325, 53966), (446, 39325), (550, 31889), (605, 28990), (650, 26983), (715, 24530), (1115, 15730), (1210, 14495), (1430, 12265), (1573, 11150), (2230, 7865), (2453, 7150), (2899, 6050), (3025, 5798), (3146, 5575), (3575, 4906)]