161027330

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{139}}^1$

素因数の和:315

約数の個数: 64

約数和(自身を含む): 312560640

約数和(自身を除く): 151533310

約数列:

[1, 2, 5, 10, 31, 37, 62, 74, 101, 139, 155, 185, 202, 278, 310, 370, 505, 695, 1010, 1147, 1390, 2294, 3131, 3737, 4309, 5143, 5735, 6262, 7474, 8618, 10286, 11470, 14039, 15655, 18685, 21545, 25715, 28078, 31310, 37370, 43090, 51430, 70195, 115847, 140390, 159433, 231694, 318866, 435209, 519443, 579235, 797165, 870418, 1038886, 1158470, 1594330, 2176045, 2597215, 4352090, 5194430, 16102733, 32205466, 80513665, 161027330]

約数ペア:

[(1, 161027330), (2, 80513665), (5, 32205466), (10, 16102733), (31, 5194430), (37, 4352090), (62, 2597215), (74, 2176045), (101, 1594330), (139, 1158470), (155, 1038886), (185, 870418), (202, 797165), (278, 579235), (310, 519443), (370, 435209), (505, 318866), (695, 231694), (1010, 159433), (1147, 140390), (1390, 115847), (2294, 70195), (3131, 51430), (3737, 43090), (4309, 37370), (5143, 31310), (5735, 28078), (6262, 25715), (7474, 21545), (8618, 18685), (10286, 15655), (11470, 14039)]