168732580

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{2131}}^1$

素因数の和:2284

約数の個数: 48

約数和(自身を含む): 367488576

約数和(自身を除く): 198755996

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 107, 148, 185, 214, 370, 428, 535, 740, 1070, 2131, 2140, 3959, 4262, 7918, 8524, 10655, 15836, 19795, 21310, 39590, 42620, 78847, 79180, 157694, 228017, 315388, 394235, 456034, 788470, 912068, 1140085, 1576940, 2280170, 4560340, 8436629, 16873258, 33746516, 42183145, 84366290, 168732580]

約数ペア:

[(1, 168732580), (2, 84366290), (4, 42183145), (5, 33746516), (10, 16873258), (20, 8436629), (37, 4560340), (74, 2280170), (107, 1576940), (148, 1140085), (185, 912068), (214, 788470), (370, 456034), (428, 394235), (535, 315388), (740, 228017), (1070, 157694), (2131, 79180), (2140, 78847), (3959, 42620), (4262, 39590), (7918, 21310), (8524, 19795), (10655, 15836)]