81959070

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{1571}}^1$

素因数の和:1665

約数の個数: 64

約数和(自身を含む): 206447616

約数和(自身を除く): 124488546

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 37, 47, 74, 94, 111, 141, 185, 222, 235, 282, 370, 470, 555, 705, 1110, 1410, 1571, 1739, 3142, 3478, 4713, 5217, 7855, 8695, 9426, 10434, 15710, 17390, 23565, 26085, 47130, 52170, 58127, 73837, 116254, 147674, 174381, 221511, 290635, 348762, 369185, 443022, 581270, 738370, 871905, 1107555, 1743810, 2215110, 2731969, 5463938, 8195907, 13659845, 16391814, 27319690, 40979535, 81959070]

約数ペア:

[(1, 81959070), (2, 40979535), (3, 27319690), (5, 16391814), (6, 13659845), (10, 8195907), (15, 5463938), (30, 2731969), (37, 2215110), (47, 1743810), (74, 1107555), (94, 871905), (111, 738370), (141, 581270), (185, 443022), (222, 369185), (235, 348762), (282, 290635), (370, 221511), (470, 174381), (555, 147674), (705, 116254), (1110, 73837), (1410, 58127), (1571, 52170), (1739, 47130), (3142, 26085), (3478, 23565), (4713, 17390), (5217, 15710), (7855, 10434), (8695, 9426)]