155105665

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:131

約数の個数: 72

約数和(自身を含む): 233070264

約数和(自身を除く): 77964599

約数列:

[1, 5, 11, 13, 37, 41, 55, 65, 121, 143, 169, 185, 205, 407, 451, 481, 533, 605, 715, 845, 1517, 1573, 1859, 2035, 2255, 2405, 2665, 4477, 4961, 5291, 5863, 6253, 6929, 7585, 7865, 9295, 16687, 19721, 20449, 22385, 24805, 26455, 29315, 31265, 34645, 58201, 64493, 68783, 76219, 83435, 98605, 102245, 183557, 216931, 256373, 291005, 322465, 343915, 381095, 756613, 838409, 917785, 1084655, 1281865, 2386241, 2820103, 3783065, 4192045, 11931205, 14100515, 31021133, 155105665]

約数ペア:

[(1, 155105665), (5, 31021133), (11, 14100515), (13, 11931205), (37, 4192045), (41, 3783065), (55, 2820103), (65, 2386241), (121, 1281865), (143, 1084655), (169, 917785), (185, 838409), (205, 756613), (407, 381095), (451, 343915), (481, 322465), (533, 291005), (605, 256373), (715, 216931), (845, 183557), (1517, 102245), (1573, 98605), (1859, 83435), (2035, 76219), (2255, 68783), (2405, 64493), (2665, 58201), (4477, 34645), (4961, 31265), (5291, 29315), (5863, 26455), (6253, 24805), (6929, 22385), (7585, 20449), (7865, 19721), (9295, 16687)]