81106590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{821}}^1$

素因数の和:957

約数の個数: 64

約数和(自身を含む): 202409280

約数和(自身を除く): 121302690

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 37, 74, 89, 111, 178, 185, 222, 267, 370, 445, 534, 555, 821, 890, 1110, 1335, 1642, 2463, 2670, 3293, 4105, 4926, 6586, 8210, 9879, 12315, 16465, 19758, 24630, 30377, 32930, 49395, 60754, 73069, 91131, 98790, 146138, 151885, 182262, 219207, 303770, 365345, 438414, 455655, 730690, 911310, 1096035, 2192070, 2703553, 5407106, 8110659, 13517765, 16221318, 27035530, 40553295, 81106590]

約数ペア:

[(1, 81106590), (2, 40553295), (3, 27035530), (5, 16221318), (6, 13517765), (10, 8110659), (15, 5407106), (30, 2703553), (37, 2192070), (74, 1096035), (89, 911310), (111, 730690), (178, 455655), (185, 438414), (222, 365345), (267, 303770), (370, 219207), (445, 182262), (534, 151885), (555, 146138), (821, 98790), (890, 91131), (1110, 73069), (1335, 60754), (1642, 49395), (2463, 32930), (2670, 30377), (3293, 24630), (4105, 19758), (4926, 16465), (6586, 12315), (8210, 9879)]