81695260

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{2083}}^1$

素因数の和:2182

約数の個数: 48

約数和(自身を含む): 179607456

約数和(自身を除く): 97912196

約数列:

[1, 2, 4, 5, 10, 20, 37, 53, 74, 106, 148, 185, 212, 265, 370, 530, 740, 1060, 1961, 2083, 3922, 4166, 7844, 8332, 9805, 10415, 19610, 20830, 39220, 41660, 77071, 110399, 154142, 220798, 308284, 385355, 441596, 551995, 770710, 1103990, 1541420, 2207980, 4084763, 8169526, 16339052, 20423815, 40847630, 81695260]

約数ペア:

[(1, 81695260), (2, 40847630), (4, 20423815), (5, 16339052), (10, 8169526), (20, 4084763), (37, 2207980), (53, 1541420), (74, 1103990), (106, 770710), (148, 551995), (185, 441596), (212, 385355), (265, 308284), (370, 220798), (530, 154142), (740, 110399), (1060, 77071), (1961, 41660), (2083, 39220), (3922, 20830), (4166, 19610), (7844, 10415), (8332, 9805)]