164906665

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{1693}}^1$

素因数の和:1750

約数の個数: 48

約数和(自身を含む): 259547904

約数和(自身を除く): 94641239

約数列:

[1, 5, 7, 11, 23, 35, 55, 77, 115, 121, 161, 253, 385, 605, 805, 847, 1265, 1693, 1771, 2783, 4235, 8465, 8855, 11851, 13915, 18623, 19481, 38939, 59255, 93115, 97405, 130361, 194695, 204853, 272573, 428329, 651805, 1024265, 1362865, 1433971, 2141645, 2998303, 4711619, 7169855, 14991515, 23558095, 32981333, 164906665]

約数ペア:

[(1, 164906665), (5, 32981333), (7, 23558095), (11, 14991515), (23, 7169855), (35, 4711619), (55, 2998303), (77, 2141645), (115, 1433971), (121, 1362865), (161, 1024265), (253, 651805), (385, 428329), (605, 272573), (805, 204853), (847, 194695), (1265, 130361), (1693, 97405), (1771, 93115), (2783, 59255), (4235, 38939), (8465, 19481), (8855, 18623), (11851, 13915)]