155492020520

素因数分解:

$2^3\times 5^1\times {\mathrm{3301}}^1\times {\mathrm{1177613}}^1$

素因数の和:1180925

約数の個数: 32

約数和(自身を含む): 349963328520

約数和(自身を除く): 194471308000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3301, 6602, 13204, 16505, 26408, 33010, 66020, 132040, 1177613, 2355226, 4710452, 5888065, 9420904, 11776130, 23552260, 47104520, 3887300513, 7774601026, 15549202052, 19436502565, 31098404104, 38873005130, 77746010260, 155492020520]

約数ペア:

[(1, 155492020520), (2, 77746010260), (4, 38873005130), (5, 31098404104), (8, 19436502565), (10, 15549202052), (20, 7774601026), (40, 3887300513), (3301, 47104520), (6602, 23552260), (13204, 11776130), (16505, 9420904), (26408, 5888065), (33010, 4710452), (66020, 2355226), (132040, 1177613)]