81395424

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^1\times {\mathrm{25693}}^1$

素因数の和:25720

約数の個数: 72

約数和(自身を含む): 252520632

約数和(自身を除く): 171125208

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 32, 33, 36, 44, 48, 66, 72, 88, 96, 99, 132, 144, 176, 198, 264, 288, 352, 396, 528, 792, 1056, 1584, 3168, 25693, 51386, 77079, 102772, 154158, 205544, 231237, 282623, 308316, 411088, 462474, 565246, 616632, 822176, 847869, 924948, 1130492, 1233264, 1695738, 1849896, 2260984, 2466528, 2543607, 3391476, 3699792, 4521968, 5087214, 6782952, 7399584, 9043936, 10174428, 13565904, 20348856, 27131808, 40697712, 81395424]

約数ペア:

[(1, 81395424), (2, 40697712), (3, 27131808), (4, 20348856), (6, 13565904), (8, 10174428), (9, 9043936), (11, 7399584), (12, 6782952), (16, 5087214), (18, 4521968), (22, 3699792), (24, 3391476), (32, 2543607), (33, 2466528), (36, 2260984), (44, 1849896), (48, 1695738), (66, 1233264), (72, 1130492), (88, 924948), (96, 847869), (99, 822176), (132, 616632), (144, 565246), (176, 462474), (198, 411088), (264, 308316), (288, 282623), (352, 231237), (396, 205544), (528, 154158), (792, 102772), (1056, 77079), (1584, 51386), (3168, 25693)]